{"id":"CVE-2026-88920","revision":"368697e96a3a4e3292f1fc2083506fbe","records":[{"revision":"368697e96a3a4e3292f1fc2083506fbe","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-88920","aliases":[],"title":"Apache WSS4J: SAML Sender-Vouches Authentication Bypass","description":"An authentication bypass in the DOM security processor in Apache WSS4J allows unauthenticated remote attackers to forge authenticated SOAP messages via a crafted unsigned SAML sender-vouches assertion containing an attacker-controlled key.\n\nUsers are recommended to upgrade to versions 4.0.2 or 3.0.6 or 2.4.4, which fix this issue.","state":0,"publishedAt":"2026-09-30T11:58:00.04+00:00","modifiedAt":"2026-09-30T19:48:53.545+00:00","affected":[{"ecosystem":"https://repo.maven.apache.org/maven2","name":"org.apache.wss4j:wss4j-ws-security-dom","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Apache Software Foundation\",\n                    \"product\": \"Apache WSS4J\",\n                    \"packageURL\": \"pkg:maven/org.apache.wss4j/wss4j-ws-security-dom\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"4.0.0\",\n                            \"lessThan\": \"4.0.2\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"3.0.0\",\n                            \"lessThan\": \"3.0.6\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"lessThan\": \"2.4.4\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\",\n                    \"collectionURL\": \"https://repo.maven.apache.org/maven2\",\n                    \"packageName\": \"org.apache.wss4j:wss4j-ws-security-dom\"\n                }"}],"metrics":[],"references":["https://lists.apache.org/thread.html/grt43m3bgbzz0mk0cnho3rcybb1j01z9"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-88920","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-88920","identifiers":["CVE-2026-88920"]},"retained":false,"historicalAffected":[]}],"coverage":[]}