File Browser has a Command Execution Allowlist Bypass via Shell Metacharacter Injection — CVE-2026-54090
GitHub · GitHub · CVE-2026-54090
ID
CVE-2026-54090
CVE-2026-54090
Datum
Activity
Quelle
GitHub
GitHub
Vendor
GitHub
GitHub
Risiko
high
high
CVSS
8.7
8.7
EPSS
0.00023
0.00023
Zusammenfassung
> [!NOTE] > **This feature has been disabled by default for all installations from v2.33.8 onwards, including for existent installations**. To exploit this vulnerability, the instance administrator must turn on a feature and ignore all the warnings about known vulnerabilities. We're publishing this new advisory to make it clear that all vulnerabilities concerning this feature are disclosed. > > For more information…
Produkt
go: github.com/filebrowser/filebrowser/v2
Was tun?
Allgemeine, vorsichtige Schritte (bitte prüfe die offizielle Quelle für Details):
- Priorisiere sofort Patches oder Mitigations (hohes akutes Risiko).
- Identifiziere betroffene Produktversionen und prüfe, ob du betroffen bist.
- Spiele Hersteller-Updates/Patches ein oder setze empfohlene Mitigations um.
- Lies das offizielle Advisory für betroffene Versionen und konkrete Schritte.