{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/29973?format=json","vulnerability_id":"VCID-n6nz-5x6j-yke3","summary":"Apache Kafka Client Arbitrary File Read and Server Side Request Forgery Vulnerability\nA possible arbitrary file read and SSRF vulnerability has been identified in Apache Kafka Client. Apache Kafka Clients accept configuration data for setting the SASL/OAUTHBEARER connection with the brokers, including \"sasl.oauthbearer.token.endpoint.url\" and \"sasl.oauthbearer.jwks.endpoint.url\". Apache Kafka allows clients to read an arbitrary file and return the content in the error log, or sending requests to an unintended location. In applications where Apache Kafka Clients configurations can be specified by an untrusted party, attackers may use the \"sasl.oauthbearer.token.endpoint.url\" and \"sasl.oauthbearer.jwks.endpoint.url\" configuratin to read arbitrary contents of the disk and environment variables or make requests to an unintended location. In particular, this flaw may be used in Apache Kafka Connect to escalate from REST API access to filesystem/environment/URL access, which may be undesirable in certain environments, including SaaS products. \n\nSince Apache Kafka 3.9.1/4.0.0, we have added a system property (\"-Dorg.apache.kafka.sasl.oauthbearer.allowed.urls\") to set the allowed urls in SASL JAAS configuration. In 3.9.1, it accepts all urls by default for backward compatibility. However in 4.0.0 and newer, the default value is empty list and users have to set the allowed urls explicitly.","aliases":[{"alias":"CVE-2025-27817"},{"alias":"GHSA-vgq5-3255-v292"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/70701?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.9.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-ja6g-epa4-qbhn"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.9.1"}],"affected_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/570488?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.1.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.1.0"},{"url":"http://public2.vulnerablecode.io/api/packages/730152?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.1.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.1.1"},{"url":"http://public2.vulnerablecode.io/api/packages/730153?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.1.2","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.1.2"},{"url":"http://public2.vulnerablecode.io/api/packages/730154?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.2.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.2.0"},{"url":"http://public2.vulnerablecode.io/api/packages/730155?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.2.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.2.1"},{"url":"http://public2.vulnerablecode.io/api/packages/730156?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.2.2","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.2.2"},{"url":"http://public2.vulnerablecode.io/api/packages/730157?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.2.3","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.2.3"},{"url":"http://public2.vulnerablecode.io/api/packages/730158?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.3.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.3.0"},{"url":"http://public2.vulnerablecode.io/api/packages/730159?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.3.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.3.1"},{"url":"http://public2.vulnerablecode.io/api/packages/730160?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.3.2","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.3.2"},{"url":"http://public2.vulnerablecode.io/api/packages/730161?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.4.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.4.0"},{"url":"http://public2.vulnerablecode.io/api/packages/730162?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.4.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.4.1"},{"url":"http://public2.vulnerablecode.io/api/packages/730163?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.5.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.5.0"},{"url":"http://public2.vulnerablecode.io/api/packages/730164?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.5.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.5.1"},{"url":"http://public2.vulnerablecode.io/api/packages/730165?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.5.2","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.5.2"},{"url":"http://public2.vulnerablecode.io/api/packages/730166?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.6.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.6.0"},{"url":"http://public2.vulnerablecode.io/api/packages/730167?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.6.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.6.1"},{"url":"http://public2.vulnerablecode.io/api/packages/730168?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.6.2","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.6.2"},{"url":"http://public2.vulnerablecode.io/api/packages/730169?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.7.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-26bs-85hq-ufac"},{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.7.0"},{"url":"http://public2.vulnerablecode.io/api/packages/57543?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.7.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.7.1"},{"url":"http://public2.vulnerablecode.io/api/packages/773675?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.7.2","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.7.2"},{"url":"http://public2.vulnerablecode.io/api/packages/773676?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.8.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.8.0"},{"url":"http://public2.vulnerablecode.io/api/packages/773677?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.8.1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.8.1"},{"url":"http://public2.vulnerablecode.io/api/packages/773678?format=json","purl":"pkg:maven/org.apache.kafka/kafka-clients@3.9.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-ja6g-epa4-qbhn"},{"vulnerability":"VCID-n6nz-5x6j-yke3"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.kafka/kafka-clients@3.9.0"}],"references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-27817.json","reference_id":"","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-27817.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2025-27817","reference_id":"","reference_type":"","scores":[{"value":"0.13418","scoring_system":"epss","scoring_elements":"0.94174","published_at":"2026-04-04T12:55:00Z"},{"value":"0.13418","scoring_system":"epss","scoring_elements":"0.94162","published_at":"2026-04-02T12:55:00Z"},{"value":"0.19095","scoring_system":"epss","scoring_elements":"0.95396","published_at":"2026-05-12T12:55:00Z"},{"value":"0.19095","scoring_system":"epss","scoring_elements":"0.95392","published_at":"2026-05-11T12:55:00Z"},{"value":"0.19926","scoring_system":"epss","scoring_elements":"0.95479","published_at":"2026-04-24T12:55:00Z"},{"value":"0.20454","scoring_system":"epss","scoring_elements":"0.95538","published_at":"2026-04-08T12:55:00Z"},{"value":"0.20454","scoring_system":"epss","scoring_elements":"0.95565","published_at":"2026-04-26T12:55:00Z"},{"value":"0.20454","scoring_system":"epss","scoring_elements":"0.95546","published_at":"2026-04-12T12:55:00Z"},{"value":"0.20454","scoring_system":"epss","scoring_elements":"0.95545","published_at":"2026-04-11T12:55:00Z"},{"value":"0.20454","scoring_system":"epss","scoring_elements":"0.95531","published_at":"2026-04-07T12:55:00Z"},{"value":"0.20454","scoring_system":"epss","scoring_elements":"0.95541","published_at":"2026-04-09T12:55:00Z"},{"value":"0.20454","scoring_system":"epss","scoring_elements":"0.95562","published_at":"2026-04-21T12:55:00Z"},{"value":"0.20454","scoring_system":"epss","scoring_elements":"0.95556","published_at":"2026-04-16T12:55:00Z"},{"value":"0.20454","scoring_system":"epss","scoring_elements":"0.95548","published_at":"2026-04-13T12:55:00Z"},{"value":"0.22891","scoring_system":"epss","scoring_elements":"0.95915","published_at":"2026-04-29T12:55:00Z"},{"value":"0.25091","scoring_system":"epss","scoring_elements":"0.96207","published_at":"2026-05-05T12:55:00Z"},{"value":"0.25091","scoring_system":"epss","scoring_elements":"0.96214","published_at":"2026-05-07T12:55:00Z"},{"value":"0.25091","scoring_system":"epss","scoring_elements":"0.9622","published_at":"2026-05-09T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2025-27817"},{"reference_url":"https://github.com/apache/kafka","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:H/I:N/A:N"},{"value":"6.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/apache/kafka"},{"reference_url":"https://kafka.apache.org/cve-list","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:H/I:N/A:N"},{"value":"6.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-06-10T14:17:53Z/"}],"url":"https://kafka.apache.org/cve-list"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2025-27817","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:H/I:N/A:N"},{"value":"6.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-27817"},{"reference_url":"http://www.openwall.com/lists/oss-security/2025/06/09/1","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:H/I:N/A:N"},{"value":"6.2","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"http://www.openwall.com/lists/oss-security/2025/06/09/1"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2371367","reference_id":"2371367","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2371367"},{"reference_url":"https://github.com/advisories/GHSA-vgq5-3255-v292","reference_id":"GHSA-vgq5-3255-v292","reference_type":"","scores":[{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-vgq5-3255-v292"}],"weaknesses":[{"cwe_id":918,"name":"Server-Side Request Forgery (SSRF)","description":"The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination."},{"cwe_id":937,"name":"OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities","description":"Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013."},{"cwe_id":1035,"name":"OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities","description":"Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017."}],"exploits":[],"severity_range_score":"4.0 - 8.1","exploitability":"0.5","weighted_severity":"7.3","risk_score":3.6,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-n6nz-5x6j-yke3"}