{"id":"CVE-2026-82235","title":"filebrowser through 2.63.23 fails to validate named pipes in directory archive and public download handlers, allowing attackers to trigger blocking open syscalls","summary":"filebrowser through 2.63.23 fails to validate named pipes in directory archive and public download handlers, allowing attackers to trigger blocking open syscalls. Authenticated users or anonymous visitors with public share links can repe…","severity":"medium","cvss":5.9,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-400"],"published":"2026-08-28","updated":"2026-09-24","sourceUpdated":"2026-09-24T20:34:34.170","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-82235","references":[{"url":"https://github.com/filebrowser/filebrowser/commit/586d198d","label":"disclosure@vulncheck.com"},{"url":"https://github.com/filebrowser/filebrowser/security/advisories/GHSA-8q5j-8wcr-8v2v","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/filebrowser-through-2.63.23-denial-of-service-via-named-pipes","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"epss":0.00515,"epssPercentile":0.41345,"ingestedAt":"2026-09-24T20:51:40.237Z","slug":"CVE-2026-82235","body":"## Overview\n\nfilebrowser through 2.63.23 fails to validate named pipes in directory archive and public download handlers, allowing attackers to trigger blocking open syscalls. Authenticated users or anonymous visitors with public share links can repeatedly request archives containing named pipes to pin server goroutines and exhaust connection resources.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":33,"depthScoreParts":{"impact":32.5,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}