{"id":"CVE-2023-49079","state":"PUBLISHED","title":"Misskey's missing signature validation allows arbitrary users to impersonate any remote user.","description":"Misskey is an open source, decentralized social media platform. Misskey's missing signature validation allows arbitrary users to impersonate any remote user. This issue has been patched in version 2023.11.1-beta.1.","publishedAt":"2023-11-29T18:56:17.189Z","updatedAt":"2024-08-02T21:46:29.089Z","severity":{"score":9.3,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["misskey-dev misskey"],"affected":[{"vendor":"misskey-dev","product":"misskey","versions":[{"version":"< 2023.11.1-beta.1","status":"affected"}]}],"references":["https://github.com/misskey-dev/misskey/security/advisories/GHSA-3f39-6537-3cgc"],"weaknesses":["CWE-347"],"ingestedAt":"2026-10-29T20:06:24.729Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/49xxx/CVE-2023-49079.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-49079","state":"PUBLISHED","datePublished":"2023-11-29T18:56:17.189Z","dateUpdated":"2024-08-02T21:46:29.089Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2023-11-21T18:57:30.428Z"},"containers":{"cna":{"title":"Misskey's missing signature validation allows arbitrary users to impersonate any remote user.","descriptions":[{"lang":"en","value":"Misskey is an open source, decentralized social media platform. Misskey's missing signature validation allows arbitrary users to impersonate any remote user. This issue has been patched in version 2023.11.1-beta.1."}],"affected":[{"vendor":"misskey-dev","product":"misskey","versions":[{"version":"< 2023.11.1-beta.1","status":"affected"}]}],"references":[{"url":"https://github.com/misskey-dev/misskey/security/advisories/GHSA-3f39-6537-3cgc","name":"https://github.com/misskey-dev/misskey/security/advisories/GHSA-3f39-6537-3cgc","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":9.3,"baseSeverity":"CRITICAL","confidentialityImpact":"LOW","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-347","lang":"en","description":"CWE-347: Improper Verification of Cryptographic Signature","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2023-11-29T18:56:17.189Z"},"source":{"advisory":"GHSA-3f39-6537-3cgc","discovery":"UNKNOWN"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/misskey-dev/misskey/security/advisories/GHSA-3f39-6537-3cgc","name":"https://github.com/misskey-dev/misskey/security/advisories/GHSA-3f39-6537-3cgc","tags":["x_refsource_CONFIRM","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T21:46:29.089Z"}}]}}}