Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/769?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/769?format=api", "purl": "pkg:apache/tomcat@10.0.4", "type": "apache", "namespace": "", "name": "tomcat", "version": "10.0.4", "qualifiers": {}, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": "10.0.7", "latest_non_vulnerable_version": "11.0.21", "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/4460?format=api", "vulnerability_id": "VCID-dtvw-92bk-wbcf", "summary": "A vulnerability in Apache Tomcat allows an attacker to remotely trigger a denial of service. An error introduced as part of a change to improve error handling during non-blocking I/O meant that the error flag associated with the Request object was not reset between requests. This meant that once a non-blocking I/O error occurred, all future requests handled by that request object would fail. Users were able to trigger non-blocking I/O errors, e.g. by dropping a connection, thereby creating the possibility of triggering a DoS. Applications that do not use non-blocking I/O are not exposed to this vulnerability. This issue affects Apache Tomcat 10.0.3 to 10.0.4; 9.0.44; 8.5.64.", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30639.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30639.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-30639", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00422", "scoring_system": "epss", "scoring_elements": "0.62065", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00422", "scoring_system": "epss", "scoring_elements": "0.62087", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00422", "scoring_system": "epss", "scoring_elements": "0.62097", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00422", "scoring_system": "epss", "scoring_elements": "0.62077", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00422", "scoring_system": "epss", "scoring_elements": "0.62059", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00422", "scoring_system": "epss", "scoring_elements": "0.6204", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00422", "scoring_system": "epss", "scoring_elements": "0.62009", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00422", "scoring_system": "epss", "scoring_elements": "0.61938", "published_at": "2026-04-01T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-30639" }, { "reference_url": "https://github.com/apache/tomcat/commit/411caf29ac1c16e6ac291b6e5543b2371dbd25e2", "reference_id": "", "reference_type": "", "scores": [], "url": "https://github.com/apache/tomcat/commit/411caf29ac1c16e6ac291b6e5543b2371dbd25e2" }, { "reference_url": "https://github.com/apache/tomcat/commit/8ece47c4a9fb9349e8862c84358a4dd23c643a24", "reference_id": "", "reference_type": "", "scores": [], "url": "https://github.com/apache/tomcat/commit/8ece47c4a9fb9349e8862c84358a4dd23c643a24" }, { "reference_url": "https://github.com/apache/tomcat/commit/b59099e4ca501a039510334ebe1024971cd6f959", "reference_id": "", "reference_type": "", "scores": [], "url": "https://github.com/apache/tomcat/commit/b59099e4ca501a039510334ebe1024971cd6f959" }, { "reference_url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10366", "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://kc.mcafee.com/corporate/index?page=content&id=SB10366" }, { "reference_url": "https://lists.apache.org/thread.html/r79a7c019712b39aedf7cf4da9276d80610f04441b2a4f6506cb2daaf@%3Cdev.tomcat.apache.org%3E", "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.apache.org/thread.html/r79a7c019712b39aedf7cf4da9276d80610f04441b2a4f6506cb2daaf@%3Cdev.tomcat.apache.org%3E" }, { "reference_url": "https://lists.apache.org/thread.html/r79a7c019712b39aedf7cf4da9276d80610f04441b2a4f6506cb2daaf@%3Cusers.tomcat.apache.org%3E", "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.apache.org/thread.html/r79a7c019712b39aedf7cf4da9276d80610f04441b2a4f6506cb2daaf@%3Cusers.tomcat.apache.org%3E" }, { "reference_url": "https://lists.apache.org/thread.html/rd84fae1f474597bdf358f5bdc0a5c453c507bd527b83e8be6b5ea3f4%40%3Cannounce.tomcat.apache.org%3E", "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.apache.org/thread.html/rd84fae1f474597bdf358f5bdc0a5c453c507bd527b83e8be6b5ea3f4%40%3Cannounce.tomcat.apache.org%3E" }, { "reference_url": "https://security.gentoo.org/glsa/202208-34", "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://security.gentoo.org/glsa/202208-34" }, { "reference_url": "https://security.netapp.com/advisory/ntap-20210827-0007", "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://security.netapp.com/advisory/ntap-20210827-0007" }, { "reference_url": "https://security.netapp.com/advisory/ntap-20210827-0007/", "reference_id": "", "reference_type": "", "scores": [], "url": "https://security.netapp.com/advisory/ntap-20210827-0007/" }, { "reference_url": "https://www.oracle.com/security-alerts/cpujan2022.html", "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://www.oracle.com/security-alerts/cpujan2022.html" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1981540", "reference_id": "1981540", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1981540" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30639", "reference_id": "CVE-2021-30639", "reference_type": "", "scores": [ { "value": "Important", "scoring_system": "apache_tomcat", "scoring_elements": "" } ], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30639" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-30639", "reference_id": "CVE-2021-30639", "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://nvd.nist.gov/vuln/detail/CVE-2021-30639" }, { "reference_url": "https://github.com/advisories/GHSA-44qp-qhfv-c7f6", "reference_id": "GHSA-44qp-qhfv-c7f6", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-44qp-qhfv-c7f6" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/766?format=api", "purl": "pkg:apache/tomcat@10.0.5", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-kwab-3s4q-eka4" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apache/tomcat@10.0.5" } ], "aliases": [ "CVE-2021-30639", "GHSA-44qp-qhfv-c7f6" ], "risk_score": 4.0, "exploitability": "0.5", "weighted_severity": "8.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-dtvw-92bk-wbcf" } ], "fixing_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/4461?format=api", "vulnerability_id": "VCID-dy6m-zt6r-9ubd", "summary": "Apache Tomcat 8.5.0 to 8.5.63, 9.0.0-M1 to 9.0.43 and 10.0.0-M1 to 10.0.2 did not properly validate incoming TLS packets. When Tomcat was configured to use NIO+OpenSSL or NIO2+OpenSSL for TLS, a specially crafted packet could be used to trigger an infinite loop resulting in a denial of service.", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-41079.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-41079.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-41079", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00103", "scoring_system": "epss", "scoring_elements": "0.28148", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00103", "scoring_system": "epss", "scoring_elements": "0.28206", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00103", "scoring_system": "epss", "scoring_elements": "0.28249", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00103", "scoring_system": "epss", "scoring_elements": "0.28242", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00103", "scoring_system": "epss", "scoring_elements": "0.28199", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00103", "scoring_system": "epss", "scoring_elements": "0.28133", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00103", "scoring_system": "epss", "scoring_elements": "0.28342", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00103", "scoring_system": "epss", "scoring_elements": "0.28298", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00103", "scoring_system": "epss", "scoring_elements": "0.28227", "published_at": "2026-04-01T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-41079" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.9", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/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: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/34115fb3c83f6cd97772232316a492a4cc5729e0", "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/34115fb3c83f6cd97772232316a492a4cc5729e0" }, { "reference_url": "https://github.com/apache/tomcat/commit/b90d4fc1ff44f30e4b3aba622ba6677e3f003822", "reference_id": "", "reference_type": "", "scores": [], "url": "https://github.com/apache/tomcat/commit/b90d4fc1ff44f30e4b3aba622ba6677e3f003822" }, { "reference_url": "https://github.com/apache/tomcat/commit/d4b340fa8feaf55831f9a59350578f7b6ca048b8", "reference_id": "", "reference_type": "", "scores": [], "url": "https://github.com/apache/tomcat/commit/d4b340fa8feaf55831f9a59350578f7b6ca048b8" }, { "reference_url": "https://lists.apache.org/thread.html/r6b6b674e3f168dd010e67dbe6848b866e2acf26371452fdae313b98a@%3Cusers.tomcat.apache.org%3E", "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.apache.org/thread.html/r6b6b674e3f168dd010e67dbe6848b866e2acf26371452fdae313b98a@%3Cusers.tomcat.apache.org%3E" }, { "reference_url": "https://lists.apache.org/thread.html/rb4de81ac647043541a32881099aa6eb5a23f1b7fd116f713f8ab9dbe@%3Cdev.tomcat.apache.org%3E", "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.apache.org/thread.html/rb4de81ac647043541a32881099aa6eb5a23f1b7fd116f713f8ab9dbe@%3Cdev.tomcat.apache.org%3E" }, { "reference_url": "https://lists.apache.org/thread.html/rccdef0349fdf4fb73a4e4403095446d7fe6264e0a58e2df5c6799434%40%3Cannounce.tomcat.apache.org%3E", "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.apache.org/thread.html/rccdef0349fdf4fb73a4e4403095446d7fe6264e0a58e2df5c6799434%40%3Cannounce.tomcat.apache.org%3E" }, { "reference_url": "https://lists.debian.org/debian-lts-announce/2021/09/msg00012.html", "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.debian.org/debian-lts-announce/2021/09/msg00012.html" }, { "reference_url": "https://security.netapp.com/advisory/ntap-20211008-0005", "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://security.netapp.com/advisory/ntap-20211008-0005" }, { "reference_url": "https://security.netapp.com/advisory/ntap-20211008-0005/", "reference_id": "", "reference_type": "", "scores": [], "url": "https://security.netapp.com/advisory/ntap-20211008-0005/" }, { "reference_url": "https://www.debian.org/security/2021/dsa-4986", "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://www.debian.org/security/2021/dsa-4986" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2004820", "reference_id": "2004820", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2004820" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41079", "reference_id": "CVE-2021-41079", "reference_type": "", "scores": [ { "value": "Important", "scoring_system": "apache_tomcat", "scoring_elements": "" } ], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41079" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-41079", "reference_id": "CVE-2021-41079", "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://nvd.nist.gov/vuln/detail/CVE-2021-41079" }, { "reference_url": "https://github.com/advisories/GHSA-59g9-7gfx-c72p", "reference_id": "GHSA-59g9-7gfx-c72p", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-59g9-7gfx-c72p" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:3741", "reference_id": "RHSA-2021:3741", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:3741" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:3743", "reference_id": "RHSA-2021:3743", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:3743" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2022:1179", "reference_id": "RHSA-2022:1179", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2022:1179" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2022:5532", "reference_id": "RHSA-2022:5532", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2022:5532" }, { "reference_url": "https://usn.ubuntu.com/5360-1/", "reference_id": "USN-5360-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/5360-1/" }, { "reference_url": "https://usn.ubuntu.com/6943-1/", "reference_id": "USN-6943-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/6943-1/" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/1052?format=api", "purl": "pkg:apache/tomcat@8.5.64", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-dtvw-92bk-wbcf" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apache/tomcat@8.5.64" }, { "url": "http://public2.vulnerablecode.io/api/packages/900?format=api", "purl": "pkg:apache/tomcat@9.0.44", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-dtvw-92bk-wbcf" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apache/tomcat@9.0.44" }, { "url": "http://public2.vulnerablecode.io/api/packages/769?format=api", "purl": "pkg:apache/tomcat@10.0.4", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-dtvw-92bk-wbcf" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apache/tomcat@10.0.4" } ], "aliases": [ "CVE-2021-41079", "GHSA-59g9-7gfx-c72p" ], "risk_score": 4.0, "exploitability": "0.5", "weighted_severity": "8.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-dy6m-zt6r-9ubd" } ], "risk_score": "4.0", "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apache/tomcat@10.0.4" }