Vulnerability · Published Aug 28, 2026 · Assigned by VulnCheck

CVE-2026-82235filebrowser through 2.63.23 Denial of Service via named pipes

Medium 5.9

In plain English

A medium-severity uncontrolled resource consumption in filebrowser from filebrowser. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 44% of all known vulnerabilities).

Severity (CVSS 3.1)5.9Medium

Exploit odds (30 days)0.5%top 55.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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 repeatedly request archives containing named pipes to pin server goroutines and exhaust connection resources.

Affected products (as reported)

Vendor	Product	Versions
filebrowser	filebrowser	0 – through 2.63.23

Weakness: CWE-400 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

References

GitHub Security Advisory (GHSA-8q5j-8wcr-8v2v) vendor-advisory
Patch Commit patch
VulnCheck Advisory: filebrowser through 2.63.23 Denial of Service via named pipes third-party-advisory