filebrowser quantum vulnerabilities and fixes

Recent CVEs affecting filebrowser quantum, with upgrade or downgrade steps. 1 tracked.

Also searched as: filebrowserquantum.

filebrowser quantum has 1 tracked vulnerability, 1 critical. A fixed release or vendor patch exists for 1. Most recent: 2026-05-14. Highest priority: CVE-2026-44542 (score 53/100).

• CVE-2026-44542 CRITICAL 9.1 UPGRADE FileBrowser Quantum is a free, self-hosted, web-based file manager

FAQ

How do I fix filebrowser quantum vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is filebrowser quantum being exploited right now?

None of the tracked filebrowser quantum CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which filebrowser quantum CVE should I patch first?

CVE-2026-44542 currently ranks highest (53/100): FileBrowser Quantum is a free, self-hosted, web-based file manager.

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