libfuse vulnerabilities and fixes

Recent CVEs affecting libfuse, with upgrade or downgrade steps. 2 tracked.

libfuse has 2 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 2. Most recent: 2026-03-20. Highest priority: CVE-2026-33150 (score 38/100).

• CVE-2026-33150 HIGH 7.8 UPGRADE libfuse is the reference implementation of the Linux FUSE
• CVE-2026-33179 MEDIUM 5.5 UPGRADE libfuse is the reference implementation of the Linux FUSE

FAQ

How do I fix libfuse 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 libfuse being exploited right now?

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

Which libfuse CVE should I patch first?

CVE-2026-33150 currently ranks highest (38/100): libfuse is the reference implementation of the Linux FUSE.

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