{"id":"CVE-2026-84650","state":"PUBLISHED","title":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, transient fields cannot be excluded from deserialization, allowing attackers able to submit configuration updates to specify ","description":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, transient fields cannot be excluded from deserialization, allowing attackers able to submit configuration updates to specify the values of transient fields that will be deserialized, the impact depending on how those fields are used.","publishedAt":"2026-09-02T15:40:42.465Z","updatedAt":"2026-09-17T19:06:34.588Z","severity":{"score":8.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"jenkins","products":["Jenkins Project Jenkins"],"affected":[{"vendor":"Jenkins Project","product":"Jenkins","defaultStatus":"affected","versions":[{"version":"2.580","status":"unaffected","lessThan":"*","versionType":"maven"},{"version":"2.568.3","status":"unaffected","lessThan":"2.568.*","versionType":"maven"}]}],"references":["https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-4032"],"weaknesses":["CWE-566","CWE-502"],"ingestedAt":"2026-10-29T20:13:15.269Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/84xxx/CVE-2026-84650.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-84650","state":"PUBLISHED","datePublished":"2026-09-02T15:40:42.465Z","dateUpdated":"2026-09-17T19:06:34.588Z","assignerShortName":"jenkins","assignerOrgId":"39769cd5-e6e2-4dc8-927e-97b3aa056f5b","dateReserved":"2026-09-01T21:55:27.033Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, transient fields cannot be excluded from deserialization, allowing attackers able to submit configuration updates to specify the values of transient fields that will be deserialized, the impact depending on how those fields are used."}],"affected":[{"vendor":"Jenkins Project","product":"Jenkins","defaultStatus":"affected","versions":[{"version":"2.580","status":"unaffected","lessThan":"*","versionType":"maven"},{"version":"2.568.3","status":"unaffected","lessThan":"2.568.*","versionType":"maven"}]}],"references":[{"url":"https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-4032","name":"Jenkins Security Advisory 2026-09-02","tags":["vendor-advisory"]}],"providerMetadata":{"shortName":"jenkins","orgId":"39769cd5-e6e2-4dc8-927e-97b3aa056f5b","dateUpdated":"2026-09-02T15:40:42.465Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":8.8,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-09-02T17:37:41.225362Z","id":"CVE-2026-84650","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-566","type":"CWE","lang":"en","description":"CWE-566 Authorization Bypass Through User-Controlled SQL Primary Key"},{"cweId":"CWE-502","type":"CWE","lang":"en","description":"CWE-502 Deserialization of Untrusted Data"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-17T19:06:34.588Z"}}]}}}