{"api_version":"1","generated_at":"2026-11-10T15:49:16+00:00","cve":"CVE-2026-86532","urls":{"html":"https://cve.report/CVE-2026-86532","api":"https://cve.report/api/cve/CVE-2026-86532.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-86532","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-86532"},"summary":{"title":"Apache TomEE: Username enumeration and timing side channel in JAAS login modules","description":"The bundled JAAS login modules leak whether a username exists and compare credentials in a non-constant-time manner. A remote unauthenticated attacker can enumerate valid accounts and may infer credential material through timing analysis. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue.","state":"PUBLISHED","assigner":"apache","published_at":"2026-11-10 15:17:30","updated_at":"2026-11-10 15:17:30"},"problem_types":["CWE-203","CWE-203 CWE-203 Observable Discrepancy"],"metrics":[],"references":[{"url":"https://lists.apache.org/thread.html/oohwxbp6xx8dgl18xy1p1y6qjg59dgoh","name":"https://lists.apache.org/thread.html/oohwxbp6xx8dgl18xy1p1y6qjg59dgoh","refsource":"security@apache.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-86532","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-86532","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Apache Software Foundation","product":"Apache TomEE","version":"affected 4.0.0-beta-1 4.7.5 semver","platforms":[]},{"source":"CNA","vendor":"Apache Software Foundation","product":"Apache TomEE","version":"affected 7.0.0-M1 10.0.0-M1 semver","platforms":[]},{"source":"CNA","vendor":"Apache Software Foundation","product":"Apache TomEE","version":"affected 10.0.0-M1 10.3.0 semver","platforms":[]},{"source":"CNA","vendor":"Apache Software Foundation","product":"Apache TomEE","version":"affected 11.0.0-M1 11.0.0-M2 semver","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"The Apache Software Foundation","lang":"en"},{"source":"CNA","value":"Claude Security","lang":"en"},{"source":"CNA","value":"Markus Jung","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"collectionURL":"https://repo.maven.apache.org/maven2","defaultStatus":"unaffected","packageName":"org.apache.openejb:openejb-core","packageURL":"pkg:maven/org.apache.openejb/openejb-core","product":"Apache TomEE","vendor":"Apache Software Foundation","versions":[{"lessThanOrEqual":"4.7.5","status":"affected","version":"4.0.0-beta-1","versionType":"semver"}]},{"collectionURL":"https://repo.maven.apache.org/maven2","defaultStatus":"unaffected","packageName":"org.apache.tomee:openejb-core","packageURL":"pkg:maven/org.apache.tomee/openejb-core","product":"Apache TomEE","vendor":"Apache Software Foundation","versions":[{"lessThan":"10.0.0-M1","status":"affected","version":"7.0.0-M1","versionType":"semver"},{"lessThan":"10.3.0","status":"affected","version":"10.0.0-M1","versionType":"semver"},{"lessThan":"11.0.0-M2","status":"affected","version":"11.0.0-M1","versionType":"semver"}]}],"credits":[{"lang":"en","type":"finder","value":"The Apache Software Foundation"},{"lang":"en","type":"tool","value":"Claude Security"},{"lang":"en","type":"remediation developer","value":"Markus Jung"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"The bundled JAAS login modules leak whether a username exists and compare credentials in a non-constant-time manner. A remote unauthenticated attacker can enumerate valid accounts and may infer credential material through timing analysis. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue."}],"value":"The bundled JAAS login modules leak whether a username exists and compare credentials in a non-constant-time manner. A remote unauthenticated attacker can enumerate valid accounts and may infer credential material through timing analysis. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue."}],"metrics":[{"other":{"content":{"text":"low"},"type":"Textual description of severity"},"scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-203","description":"CWE-203 Observable Discrepancy","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-11-10T14:54:34.639Z","orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache"},"references":[{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread.html/oohwxbp6xx8dgl18xy1p1y6qjg59dgoh"}],"source":{"discovery":"INTERNAL"},"title":"Apache TomEE: Username enumeration and timing side channel in JAAS login modules","x_generator":{"engine":"Vulnogram 1.0.3"}}},"cveMetadata":{"assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","assignerShortName":"apache","cveId":"CVE-2026-86532","datePublished":"2026-11-10T14:53:27.146Z","dateReserved":"2026-09-07T19:42:26.633Z","dateUpdated":"2026-11-10T14:54:34.639Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-11-10 15:17:30","lastModifiedDate":"2026-11-10 15:17:30","problem_types":["CWE-203","CWE-203 CWE-203 Observable Discrepancy"],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"86532","Ordinal":"1","Title":"Apache TomEE: Username enumeration and timing side channel in JA","CVE":"CVE-2026-86532","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"86532","Ordinal":"1","NoteData":"The bundled JAAS login modules leak whether a username exists and compare credentials in a non-constant-time manner. A remote unauthenticated attacker can enumerate valid accounts and may infer credential material through timing analysis. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue.","Type":"Description","Title":"Apache TomEE: Username enumeration and timing side channel in JA"}]}}}