{"id":"CVE-2026-90928","title":"File Browser through 2.63.23 contains a memory exhaustion vulnerability in the subtitle conversion endpoint that loads entire subtitle files into memory without size limits","summary":"File Browser through 2.63.23 contains a memory exhaustion vulnerability in the subtitle conversion endpoint that loads entire subtitle files into memory without size limits. Authenticated attackers with download permission can request co…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-400"],"vendor":"filebrowser","product":"filebrowser","affected":["filebrowser <= 2.63.23"],"published":"2026-09-14","updated":"2026-09-14","sourceUpdated":"2026-09-14T14:17:19.880","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-90928","references":[{"url":"https://github.com/filebrowser/filebrowser/security/advisories/GHSA-448h-jr2h-3vhp","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/file-browser-through-2.63.23-memory-exhaustion-via-subtitle-endpoint","label":"disclosure@vulncheck.com"},{"url":"https://github.com/filebrowser/filebrowser/security/advisories/GHSA-448h-jr2h-3vhp","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-14T14:00:30.915269Z"},"ingestedAt":"2026-09-14T15:23:07.421Z","epss":0.00301,"epssPercentile":0.22914,"slug":"CVE-2026-90928","body":"## Overview\n\nFile Browser through 2.63.23 contains a memory exhaustion vulnerability in the subtitle conversion endpoint that loads entire subtitle files into memory without size limits. Authenticated attackers with download permission can request conversion of large .srt, .ass, or .ssa files and exhaust server memory through concurrent requests, causing denial of service.\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":200079,"id":"CVE-2026-90928","ts":1789395646063,"field":"exploit_available","old":"false","new":"true"}]}