{"id":"CVE-2026-61611","state":"PUBLISHED","title":"Lychee: Missing rate limiting on album password unlock endpoint allows brute-force attacks","description":"Lychee is a free, open-source photo-management tool. Prior to 7.6.1, POST /api/v2/Album::unlock has no throttle, attempt counter, backoff, CAPTCHA, or lockout. UnlockAlbumRequest::authorize() permits any caller to submit attempts, and app/Actions/Album/Unlock.php verifies each guess with Hash::check without limiting repeated failures. A remote unauthenticated attacker who knows or can obtain an album identifier can automate password guesses against a password-protected album and, if the password is recovered, gain access to its private photo collection. This issue is fixed in version 7.6.1.","publishedAt":"2026-10-15T16:25:24.968Z","updatedAt":"2026-10-29T13:40:09.476Z","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":"GitHub_M"},"assigner":"GitHub_M","products":["LycheeOrg Lychee"],"affected":[{"vendor":"LycheeOrg","product":"Lychee","versions":[{"version":"< 7.6.1","status":"affected"}]}],"references":["https://github.com/LycheeOrg/Lychee/security/advisories/GHSA-48vf-fwx6-2ph6","https://github.com/LycheeOrg/Lychee/pull/4448","https://github.com/LycheeOrg/Lychee/commit/592291458a3373114a21412956fd23cfcda32aba","https://github.com/LycheeOrg/Lychee/releases/tag/v7.6.1"],"weaknesses":["CWE-307"],"ingestedAt":"2026-10-29T20:12:32.778Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/61xxx/CVE-2026-61611.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-61611","state":"PUBLISHED","datePublished":"2026-10-15T16:25:24.968Z","dateUpdated":"2026-10-29T13:40:09.476Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-07-10T17:36:04.598Z"},"containers":{"cna":{"title":"Lychee: Missing rate limiting on album password unlock endpoint allows brute-force attacks","descriptions":[{"lang":"en","value":"Lychee is a free, open-source photo-management tool. Prior to 7.6.1, POST /api/v2/Album::unlock has no throttle, attempt counter, backoff, CAPTCHA, or lockout. UnlockAlbumRequest::authorize() permits any caller to submit attempts, and app/Actions/Album/Unlock.php verifies each guess with Hash::check without limiting repeated failures. A remote unauthenticated attacker who knows or can obtain an album identifier can automate password guesses against a password-protected album and, if the password is recovered, gain access to its private photo collection. This issue is fixed in version 7.6.1."}],"affected":[{"vendor":"LycheeOrg","product":"Lychee","versions":[{"version":"< 7.6.1","status":"affected"}]}],"references":[{"url":"https://github.com/LycheeOrg/Lychee/security/advisories/GHSA-48vf-fwx6-2ph6","name":"https://github.com/LycheeOrg/Lychee/security/advisories/GHSA-48vf-fwx6-2ph6","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/LycheeOrg/Lychee/pull/4448","name":"https://github.com/LycheeOrg/Lychee/pull/4448","tags":["x_refsource_MISC"]},{"url":"https://github.com/LycheeOrg/Lychee/commit/592291458a3373114a21412956fd23cfcda32aba","name":"https://github.com/LycheeOrg/Lychee/commit/592291458a3373114a21412956fd23cfcda32aba","tags":["x_refsource_MISC"]},{"url":"https://github.com/LycheeOrg/Lychee/releases/tag/v7.6.1","name":"https://github.com/LycheeOrg/Lychee/releases/tag/v7.6.1","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-307","lang":"en","description":"CWE-307: Improper Restriction of Excessive Authentication Attempts","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-10-15T16:25:24.968Z"},"source":{"advisory":"GHSA-48vf-fwx6-2ph6","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/LycheeOrg/Lychee/security/advisories/GHSA-48vf-fwx6-2ph6","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-29T13:40:00.584451Z","id":"CVE-2026-61611","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-29T13:40:09.476Z"}}]}}}