{"id":"CVE-2026-61463","title":"Shiori Authenticated Privilege Escalation via PATCH /api/v1/auth/account","summary":"Shiori contains a privilege escalation vulnerability in the account update endpoint that allows authenticated users to modify the owner field without authorization checks. Attackers can escalate to administrator by submitting a crafted P…","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-269"],"vendor":"go-shiori","product":"shiori","affected":["shiori < 1.8.0"],"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"total","timestamp":"2026-07-13T18:26:42.648759Z"},"exploitAvailable":true,"published":"2026-07-13","updated":"2026-09-24","sourceUpdated":"2026-09-24T14:18:07.327Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-61463","references":[{"url":"https://github.com/go-shiori/shiori/issues/1196","label":"GitHub Issue"},{"url":"https://github.com/go-shiori/shiori","label":"Product"},{"url":"https://github.com/go-shiori/shiori/commit/6c8a7dbc11b131609bfda736b14d61c51f9027b2","label":"Patch Commit"},{"url":"https://www.vulncheck.com/advisories/shiori-authenticated-privilege-escalation-via-patch-api-v1-auth-account"}],"tags":["cve.org","exploit-available"],"epss":0.00523,"epssPercentile":0.43403,"ingestedAt":"2026-09-24T15:45:56.723Z","slug":"CVE-2026-61463","body":"## Overview\n\nShiori contains a privilege escalation vulnerability in the account update endpoint that allows authenticated users to modify the owner field without authorization checks. Attackers can escalate to administrator by submitting a crafted PATCH request with owner: true, then re-authenticate to obtain an admin JWT token granting full system access.\n\n## Affected\n\n- `shiori < 1.8.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":61,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[]}