{"id":"CVE-2026-24735","state":"PUBLISHED","title":"Apache Answer: Revision API Improper Access Control leads to Information Disclosure","description":"Exposure of Private Personal Information to an Unauthorized Actor vulnerability in Apache Answer.\n\nThis issue affects Apache Answer: through 1.7.1.\n\nAn unauthenticated API endpoint incorrectly exposes full revision history for deleted content. This allows unauthorized user to retrieve restricted or sensitive information.\nUsers are recommended to upgrade to version 2.0.0, which fixes the issue.","publishedAt":"2026-02-04T10:41:58.990Z","updatedAt":"2026-02-04T18:15:12.318Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","source":"CISA-ADP"},"assigner":"apache","products":["Apache Software Foundation Apache Answer"],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Answer","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.7.1","versionType":"semver"}]}],"references":["https://lists.apache.org/thread/whxloom7mpxlyt5wzdskflsg5mzdzd60","http://www.openwall.com/lists/oss-security/2026/02/04/1"],"weaknesses":["CWE-359"],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/24xxx/CVE-2026-24735.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-24735","state":"PUBLISHED","datePublished":"2026-02-04T10:41:58.990Z","dateUpdated":"2026-02-04T18:15:12.318Z","assignerShortName":"apache","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateReserved":"2026-01-26T16:04:07.853Z"},"containers":{"cna":{"title":"Apache Answer: Revision API Improper Access Control leads to Information Disclosure","descriptions":[{"lang":"en","value":"Exposure of Private Personal Information to an Unauthorized Actor vulnerability in Apache Answer.\n\nThis issue affects Apache Answer: through 1.7.1.\n\nAn unauthenticated API endpoint incorrectly exposes full revision history for deleted content. This allows unauthorized user to retrieve restricted or sensitive information.\nUsers are recommended to upgrade to version 2.0.0, which fixes the issue."}],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Answer","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.7.1","versionType":"semver"}]}],"references":[{"url":"https://lists.apache.org/thread/whxloom7mpxlyt5wzdskflsg5mzdzd60","tags":["vendor-advisory"]}],"metrics":[{"other":{"content":{"text":"important"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-359","description":"CWE-359 Exposure of Private Personal Information to an Unauthorized Actor","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"apache","orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateUpdated":"2026-02-04T10:41:58.990Z"},"credits":[{"lang":"en","type":"reporter","value":"Sho Odagiri of GMO Cybersecurity by Ierae, Inc."}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"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:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-02-04T15:41:20.107733Z","id":"CVE-2026-24735","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-04T15:43:47.928Z"}},{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/02/04/1"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2026-02-04T18:15:12.318Z"}}]}}}