{"id":"CVE-2026-77165","title":"File owners were unable to unlock TYPE_TOKEN locks placed by other users, leaving files permanently locked with no recovery path outside of the database.","summary":"File owners were unable to unlock TYPE_TOKEN locks placed by other users, leaving files permanently locked with no recovery path outside of the database.","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-284"],"vendor":"Nextcloud","product":"Server","affected":["Server >= 32.0.0 <= 34.0.0"],"published":"2026-09-21","updated":"2026-09-22","sourceUpdated":"2026-09-22T20:00:03.713","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-77165","references":[{"url":"https://hackerone.com/reports/3770482","label":"support@hackerone.com"},{"url":"https://hackerone.com/reports/3770482","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"epss":0.00254,"epssPercentile":0.17252,"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-21T18:44:04.025208Z"},"ingestedAt":"2026-09-21T16:11:47.450Z","slug":"CVE-2026-77165","body":"## Overview\n\nFile owners were unable to unlock TYPE_TOKEN locks placed by other users, leaving files permanently locked with no recovery path outside of the database.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":208757,"id":"CVE-2026-77165","ts":1790020358684,"field":"exploit_available","old":"false","new":"true"}]}