{"id":"CVE-2026-91864","state":"PUBLISHED","title":"Apache Neethi: Crafted WS-Policy documents bypass element/attribute limits causing memory exhaustion","description":"A specially crafted WS-Policy document can pack unlimited content inside a policy assertion, which Neethi copies into memory without counting it against its size limits, exhausting the heap (denial of service).\nUsers are recommended to upgrade to version 3.2.4, which fixes this issue.","publishedAt":"2026-09-21T11:26:20.054Z","updatedAt":"2026-09-21T13:27:39.838Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"apache","products":["Apache Software Foundation Apache Neethi"],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Neethi","packageName":"org.apache.neethi:neethi","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.2.4","versionType":"semver"}],"collectionURL":"https://repo.maven.apache.org/maven2"}],"references":["https://lists.apache.org/thread/400kbynbyhqhsjkv1yz251jm9wdz8z69","http://www.openwall.com/lists/oss-security/2026/09/18/11"],"weaknesses":["CWE-770"],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/91xxx/CVE-2026-91864.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-91864","state":"PUBLISHED","datePublished":"2026-09-21T11:26:20.054Z","dateUpdated":"2026-09-21T13:27:39.838Z","assignerShortName":"apache","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateReserved":"2026-09-15T09:54:19.238Z"},"containers":{"cna":{"title":"Apache Neethi: Crafted WS-Policy documents bypass element/attribute limits causing memory exhaustion","descriptions":[{"lang":"en","value":"A specially crafted WS-Policy document can pack unlimited content inside a policy assertion, which Neethi copies into memory without counting it against its size limits, exhausting the heap (denial of service).\nUsers are recommended to upgrade to version 3.2.4, which fixes this issue."}],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Neethi","packageName":"org.apache.neethi:neethi","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.2.4","versionType":"semver"}],"collectionURL":"https://repo.maven.apache.org/maven2"}],"references":[{"url":"https://lists.apache.org/thread/400kbynbyhqhsjkv1yz251jm9wdz8z69","tags":["vendor-advisory"]}],"metrics":[{"other":{"type":"Textual description of severity","content":{"text":"moderate"}},"scenarios":[{"lang":"en","value":"GENERAL"}]}],"providerMetadata":{"shortName":"apache","orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateUpdated":"2026-09-21T11:26:20.054Z"},"source":{"discovery":"UNKNOWN"},"credits":[{"lang":"en","value":"This issue was found using Claude agents to study the security of open-source projects","type":"finder"}],"x_generator":{"engine":"Vulnogram 1.0.3"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/09/18/11"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2026-09-21T12:14:32.743Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-09-21T13:27:33.548043Z","id":"CVE-2026-91864","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-770","type":"CWE","lang":"en","description":"CWE-770 Allocation of Resources Without Limits or Throttling"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-21T13:27:39.838Z"}}]}}}