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Input Validation vulnerability in Apache Tomcat.Tomcat from 11.0.0-M1 through 11.0.0-M10, from 10.1.0-M1 through 10.1.15, from 9.0.0-M1 through 9.0.82 and from 8.5.0 through 8.5.95 did not correctly parse HTTP trailer headers. 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of Error Message Containing Sensitive Information vulnerability in Apache Tomcat.This issue affects Apache Tomcat: from 8.5.7 through 8.5.63, from 9.0.0-M11 through 9.0.43. Other, EOL versions may also be affected.\n\nUsers are recommended to upgrade to version 8.5.64 onwards or 9.0.44 onwards, which contain a fix for the 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header.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-42252.json","reference_id":"","reference_type":"","scores":[{"value":"4.8","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-42252.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2022-42252","reference_id":"","reference_type":"","scores":[{"value":"0.00145","scoring_system":"epss","scoring_elements":"0.34895","published_at":"2026-04-09T12:55:00Z"},{"value":"0.00145","scoring_system":"epss","scoring_elements":"0.34917","published_at":"2026-04-02T12:55:00Z"},{"value":"0.00145","scoring_system":"epss","scoring_elements":"0.34943","published_at":"2026-04-04T12:55:00Z"},{"value":"0.00145","scoring_system":"epss","scoring_elements":"0.34823","published_at":"2026-04-07T12:55:00Z"},{"value":"0.00145","scoring_system":"epss","scoring_elements":"0.34868","published_at":"2026-04-08T12:55:00Z"},{"value":"0.00164","scoring_system":"epss","scoring_elements":"0.37404","published_at":"2026-04-12T12:55:00Z"},{"value":"0.00164","scoring_system":"epss","scoring_elements":"0.37438","published_at":"2026-04-11T12:55:00Z"},{"value":"0.0019","scoring_system":"epss","scoring_elements":"0.40726","published_at":"2026-04-24T12:55:00Z"},{"value":"0.0019","scoring_system":"epss","scoring_elements":"0.40818","published_at":"2026-04-21T12:55:00Z"},{"value":"0.0019","scoring_system":"epss","scoring_elements":"0.40898","published_at":"2026-04-18T12:55:00Z"},{"value":"0.0019","scoring_system":"epss","scoring_elements":"0.40929","published_at":"2026-04-16T12:55:00Z"},{"value":"0.0019","scoring_system":"epss","scoring_elements":"0.40887","published_at":"2026-04-13T12:55:00Z"},{"value":"0.0019","scoring_system":"epss","scoring_elements":"0.40631","published_at":"2026-04-29T12:55:00Z"},{"value":"0.0019","scoring_system":"epss","scoring_elements":"0.40714","published_at":"2026-04-26T12:55:00Z"},{"value":"0.0019","scoring_system":"epss","scoring_elements":"0.40568","published_at":"2026-05-09T12:55:00Z"},{"value":"0.0019","scoring_system":"epss","scoring_elements":"0.40548","published_at":"2026-05-07T12:55:00Z"},{"value":"0.0019","scoring_system":"epss","scoring_elements":"0.40481","published_at":"2026-05-05T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2022-42252"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://github.com/apache/tomcat","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat"},{"reference_url":"https://github.com/apache/tomcat/commit/0d089a15047faf9cb3c82f80f4d28febd4798920","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat/commit/0d089a15047faf9cb3c82f80f4d28febd4798920"},{"reference_url":"https://github.com/apache/tomcat/commit/4c7f4fd09d2cc1692112ef70b8ee23a7a037ae77","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat/commit/4c7f4fd09d2cc1692112ef70b8ee23a7a037ae77"},{"reference_url":"https://github.com/apache/tomcat/commit/a1c07906d8dcaf7957e5cc97f5cdbac7d18a205a","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat/commit/a1c07906d8dcaf7957e5cc97f5cdbac7d18a205a"},{"reference_url":"https://github.com/apache/tomcat/commit/c9fe754e5d17e262dfbd3eab2a03ca96ff372dc3","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat/commit/c9fe754e5d17e262dfbd3eab2a03ca96ff372dc3"},{"reference_url":"https://lists.apache.org/thread/zzcxzvqfdqn515zfs3dxb7n8gty589sq","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/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Apache Tomcat 10.1.0-M1 to 10.1.0-M16, 10.0.0-M1 to 10.0.22, 9.0.30 to 9.0.64 and 8.5.50 to 8.5.81 the Form authentication example in the examples web application displayed user provided data without filtering, exposing a XSS vulnerability.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-34305.json","reference_id":"","reference_type":"","scores":[{"value":"5.4","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-34305.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2022-34305","reference_id":"","reference_type":"","scores":[{"value":"0.16853","scoring_system":"epss","scoring_elements":"0.94998","published_at":"2026-05-09T12:55:00Z"},{"value":"0.16853","scoring_system":"epss","scoring_elements":"0.94933","published_at":"2026-04-02T12:55:00Z"},{"value":"0.16853","scoring_system":"epss","scoring_elements":"0.94935","published_at":"2026-04-04T12:55:00Z"},{"value":"0.16853","scoring_system":"epss","scoring_elements":"0.94936","published_at":"2026-04-07T12:55:00Z"},{"value":"0.16853","scoring_system":"epss","scoring_elements":"0.94945","published_at":"2026-04-08T12:55:00Z"},{"value":"0.16853","scoring_system":"epss","scoring_elements":"0.94948","published_at":"2026-04-09T12:55:00Z"},{"value":"0.16853","scoring_system":"epss","scoring_elements":"0.94953","published_at":"2026-04-11T12:55:00Z"},{"value":"0.16853","scoring_system":"epss","scoring_elements":"0.94955","published_at":"2026-04-12T12:55:00Z"},{"value":"0.16853","scoring_system":"epss","scoring_elements":"0.94958","published_at":"2026-04-13T12:55:00Z"},{"value":"0.16853","scoring_system":"epss","scoring_elements":"0.94966","published_at":"2026-04-16T12:55:00Z"},{"value":"0.16853","scoring_system":"epss","scoring_elements":"0.94969","published_at":"2026-04-18T12:55:00Z"},{"value":"0.16853","scoring_system":"epss","scoring_elements":"0.94973","published_at":"2026-04-29T12:55:00Z"},{"value":"0.16853","scoring_system":"epss","scoring_elements":"0.94982","published_at":"2026-05-05T12:55:00Z"},{"value":"0.16853","scoring_system":"epss","scoring_elements":"0.94988","published_at":"2026-05-07T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2022-34305"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"5.4","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://github.com/apache/tomcat/commit/1a7e95d9c3ef18c4efb5eb997fd1553a71dc6c80","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/apache/tomcat/commit/1a7e95d9c3ef18c4efb5eb997fd1553a71dc6c80"},{"reference_url":"https://github.com/apache/tomcat/commit/5f6c88b054b0e4fbccff8b7f15974ed55d59a9f7","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/apache/tomcat/commit/5f6c88b054b0e4fbccff8b7f15974ed55d59a9f7"},{"reference_url":"https://github.com/apache/tomcat/commit/8b60af90b99945379c2d1003277e0cabc6776bac","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/apache/tomcat/commit/8b60af90b99945379c2d1003277e0cabc6776bac"},{"reference_url":"https://github.com/apache/tomcat/commit/d6251d1cfb683f1bdd00ed022ac8e9b9a7e7792c","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/apache/tomcat/commit/d6251d1cfb683f1bdd00ed022ac8e9b9a7e7792c"},{"reference_url":"https://lists.apache.org/thread/k04zk0nq6w57m72w5gb0r6z9ryhmvr4k","reference_id":"","reference_type":"","scores":[{"value":"6.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.apache.org/thread/k04zk0nq6w57m72w5gb0r6z9ryhmvr4k"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2022-34305","reference_id":"","reference_type":"","scores":[{"value":"6.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-34305"},{"reference_url":"https://security.gentoo.org/glsa/202208-34","reference_id":"","reference_type":"","scores":[{"value":"6.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://security.gentoo.org/glsa/202208-34"},{"reference_url":"https://security.netapp.com/advisory/ntap-20220729-0006","reference_id":"","reference_type":"","scores":[{"value":"6.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://security.netapp.com/advisory/ntap-20220729-0006"},{"reference_url":"https://security.netapp.com/advisory/ntap-20220729-0006/","reference_id":"","reference_type":"","scores":[],"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documentation of Apache Tomcat 10.1.0-M1 to 10.1.0-M14, 10.0.0-M1 to 10.0.20, 9.0.13 to 9.0.62 and 8.5.38 to 8.5.78 for the EncryptInterceptor incorrectly stated it enabled Tomcat clustering to run over an untrusted network. This was not correct. While the EncryptInterceptor does provide confidentiality and integrity protection, it does not protect against all risks associated with running over any untrusted network, particularly DoS risks.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-29885.json","reference_id":"","reference_type":"","scores":[{"value":"3.7","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-29885.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2022-29885","reference_id":"","reference_type":"","scores":[{"value":"0.55532","scoring_system":"epss","scoring_elements":"0.98083","published_at":"2026-04-21T12:55:00Z"},{"value":"0.55532","scoring_system":"epss","scoring_elements":"0.98097","published_at":"2026-05-09T12:55:00Z"},{"value":"0.55532","scoring_system":"epss","scoring_elements":"0.98094","published_at":"2026-05-07T12:55:00Z"},{"value":"0.55532","scoring_system":"epss","scoring_elements":"0.98095","published_at":"2026-05-05T12:55:00Z"},{"value":"0.55532","scoring_system":"epss","scoring_elements":"0.98089","published_at":"2026-04-29T12:55:00Z"},{"value":"0.55532","scoring_system":"epss","scoring_elements":"0.98086","published_at":"2026-04-26T12:55:00Z"},{"value":"0.55532","scoring_system":"epss","scoring_elements":"0.98084","published_at":"2026-04-24T12:55:00Z"},{"value":"0.55532","scoring_system":"epss","scoring_elements":"0.98088","published_at":"2026-04-18T12:55:00Z"},{"value":"0.55532","scoring_system":"epss","scoring_elements":"0.98087","published_at":"2026-04-16T12:55:00Z"},{"value":"0.55532","scoring_system":"epss","scoring_elements":"0.98081","published_at":"2026-04-13T12:55:00Z"},{"value":"0.55532","scoring_system":"epss","scoring_elements":"0.9808","published_at":"2026-04-12T12:55:00Z"},{"value":"0.58505","scoring_system":"epss","scoring_elements":"0.98198","published_at":"2026-04-04T12:55:00Z"},{"value":"0.58505","scoring_system":"epss","scoring_elements":"0.98195","published_at":"2026-04-02T12:55:00Z"},{"value":"0.58505","scoring_system":"epss","scoring_elements":"0.98205","published_at":"2026-04-09T12:55:00Z"},{"value":"0.58505","scoring_system":"epss","scoring_elements":"0.98204","published_at":"2026-04-08T12:55:00Z"},{"value":"0.58505","scoring_system":"epss","scoring_elements":"0.98199","published_at":"2026-04-07T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2022-29885"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"3.7","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://github.com/apache/tomcat","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat"},{"reference_url":"https://github.com/apache/tomcat/commit/0fa7721f11d565a2cd2e44366c388ad6a3e6357d","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat/commit/0fa7721f11d565a2cd2e44366c388ad6a3e6357d"},{"reference_url":"https://github.com/apache/tomcat/commit/36826ea638457d7e17876a70f89cb435b6db0d91","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat/commit/36826ea638457d7e17876a70f89cb435b6db0d91"},{"reference_url":"https://github.com/apache/tomcat/commit/b679bc627f5a4ea6510af95adfb7476b07eba890","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat/commit/b679bc627f5a4ea6510af95adfb7476b07eba890"},{"reference_url":"https://github.com/apache/tomcat/commit/eaafd28296c54d983e28a47953c1f5cb2c334f48","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat/commit/eaafd28296c54d983e28a47953c1f5cb2c334f48"},{"reference_url":"https://lists.apache.org/thread/2b4qmhbcyqvc7dyfpjyx54c03x65vhcv","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.a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using Apache Tomcat versions 10.0.0-M1 to 10.0.0-M4, 9.0.0.M1 to 9.0.34, 8.5.0 to 8.5.54 and 7.0.0 to 7.0.103 if a) an attacker is able to control the contents and name of a file on the server; and b) the server is configured to use the PersistenceManager with a FileStore; and c) the PersistenceManager is configured with sessionAttributeValueClassNameFilter=\"null\" (the default unless a SecurityManager is used) or a sufficiently lax filter to allow the attacker provided object to be deserialized; and d) the attacker knows the relative file path from the storage location used by FileStore to the file the attacker has control over; then, using a specifically crafted request, the attacker will be able to trigger remote code execution via deserialization of the file under their control. Note that all of conditions a) to d) must be true for the attack to succeed.","references":[{"reference_url":"http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00057.html","reference_id":"","reference_type":"","scores":[{"value":"7.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00057.html"},{"reference_url":"http://packetstormsecurity.com/files/157924/Apache-Tomcat-CVE-2020-9484-Proof-Of-Concept.html","reference_id":"","reference_type":"","scores":[{"value":"7.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"http://packetstormsecurity.com/files/157924/Apache-Tomcat-CVE-2020-9484-Proof-Of-Concept.html"},{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-9484.json","reference_id":"","reference_type":"","scores":[{"value":"7.0","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-9484.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2020-9484","reference_id":"","reference_type":"","scores":[{"value":"0.93325","scoring_system":"epss","scoring_elements":"0.99808","published_at":"2026-04-09T12:55:00Z"},{"value":"0.93325","scoring_system":"epss","scoring_elements":"0.99806","published_at":"2026-04-02T12:55:00Z"},{"value":"0.93325","scoring_system":"epss","scoring_elements":"0.99811","published_at":"2026-04-18T12:55:00Z"},{"value":"0.93325","scoring_system":"epss","scoring_elements":"0.99807","published_at":"2026-04-04T12:55:00Z"},{"value":"0.93325","scoring_system":"epss","scoring_elements":"0.99809","published_at":"2026-04-13T12:55:00Z"},{"value":"0.93464","scoring_system":"epss","scoring_elements":"0.99826","published_at":"2026-05-05T12:55:00Z"},{"value":"0.93464","scoring_system":"epss","scoring_elements":"0.99825","published_at":"2026-04-24T12:55:00Z"},{"value":"0.93464","scoring_system":"epss","scoring_elements":"0.99824","published_at":"2026-04-21T12:55:00Z"},{"value":"0.93464","scoring_system":"epss","scoring_elements":"0.99827","published_at":"2026-05-09T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2020-9484"},{"reference_url":"https://bugzilla.suse.com/show_bug.cgi?id=1171928","reference_id":"","reference_type":"","scores":[{"value":"7.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://bugzilla.suse.com/show_bug.cgi?id=1171928"},{"reference_url":"http://seclists.org/fulldisclosure/2020/Jun/6","reference_id":"","reference_type":"","scores":[{"value":"7.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"http://seclists.org/fulldisclosure/2020/Jun/6"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://github.com/apache/tomcat","reference_id":"","reference_type":"","scores":[{"value":"7.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat"},{"reference_url":"https://github.com/apache/tomcat/commit/3aa8f28db7efb311cdd1b6fe15a9cd3b167a2222","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/apache/tomcat/commit/3aa8f28db7efb311cdd1b6fe15a9cd3b167a2222"},{"reference_url":"https://github.com/apache/tomcat/commit/3aa8f28db7efb311cdd1b6fe15a9cd3b167a2222.patch","reference_id":"","reference_type":"","scores":[{"value":"7.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat/commit/3aa8f28db7efb311cdd1b6fe15a9cd3b167a2222.patch"},{"reference_url":"https://github.com/apache/tomcat/commit/4785433a226a20df6acbea49296e1ce7e23de453","reference_id":"","reference_type":"","scores":[{"value":"7.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat/commit/4785433a226a20df6acbea49296e1ce7e23de453"},{"reference_url":"https://github.com/apache/tomcat/commit/53e30390943c18fca0c9e57dbcc14f1c623cfd06","reference_id":"","reference_type":""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fix for CVE-2020-9484 was incomplete. When using Apache Tomcat 10.0.0-M1 to 10.0.0, 9.0.0.M1 to 9.0.41, 8.5.0 to 8.5.61 or 7.0.0. to 7.0.107 with a configuration edge case that was highly unlikely to be used, the Tomcat instance was still vulnerable to CVE-2020-9494. Note that both the previously published prerequisites for CVE-2020-9484 and the previously published mitigations for CVE-2020-9484 also apply to this issue.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-25329.json","reference_id":"","reference_type":"","scores":[{"value":"7.0","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-25329.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-25329","reference_id":"","reference_type":"","scores":[{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.77123","published_at":"2026-05-09T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.77103","published_at":"2026-05-07T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.77073","published_at":"2026-05-05T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.77082","published_at":"2026-04-29T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.77068","published_at":"2026-04-26T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.77062","published_at":"2026-04-24T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.76928","published_at":"2026-04-01T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.76989","published_at":"2026-04-09T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.76978","published_at":"2026-04-08T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.76946","published_at":"2026-04-07T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.76964","published_at":"2026-04-04T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.76934","published_at":"2026-04-02T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.77027","published_at":"2026-04-21T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.77034","published_at":"2026-04-18T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.77031","published_at":"2026-04-16T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.7699","published_at":"2026-04-13T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.76995","published_at":"2026-04-12T12:55:00Z"},{"value":"0.01001","scoring_system":"epss","scoring_elements":"0.77016","published_at":"2026-04-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-25329"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"7","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://github.com/apache/tomcat","reference_id":"","reference_type":"","scores":[{"value":"7.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat"},{"reference_url":"https://github.com/apache/tomcat/commit/4785433a226a20df6acbea49296e1ce7e23de453","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/apache/tomcat/commit/4785433a226a20df6acbea49296e1ce7e23de453"},{"reference_url":"https://github.com/apache/tomcat/commit/6d66e99ef85da93e4d2c2a536ca51aa3418bfaf4","reference_id":"","reference_type":"","scores":[{"value":"7.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/tomcat/commit/6d66e99ef85da93e4d2c2a536ca51aa3418bfaf4"},{"reference_url":"https://github.com/apache/tomcat/commit/74b105657ffbd1d1de80455f03446c3bbf30d1f5","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/apache/tomcat/commit/74b105657ffbd1d1de80455f03446c3bbf30d1f5"},{"reference_url":"https://github.com/apache/tomcat/commit/93f0cc403a9210d469afc2bd9cf03ab3251c6f35","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/apache/tomcat/commit/93f0cc403a9210d469afc2bd9cf03ab3251c6f35"},{"reference_url":"https://lists.apache.org/thread.html/r11ce01e8a4c7269b88f88212f21830edf73558997ac7744f37769b77@%3Cusers.tomcat.apache.org%3E","reference_id":"","reference_type":"","scores":[{"value":"7.0","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://lists.apache.org/thread.html/r11ce01e8a4c7269b88f88212f21830edf73558997ac7744f37769b77@%3Cusers.tomcat.apache.org%3E"},{"reference_url":"https://lists.apache.org/thread.html/r732b2ca289dc02df2de820e8775559abd6c207f159e39f559547a085@%3Cusers.tomcat.apache.org%3E","reference_id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