fiber vulnerabilities and fixes

Recent CVEs affecting fiber, with upgrade or downgrade steps. 3 tracked.

fiber has 3 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 3. Most recent: 2026-07-08. Highest priority: CVE-2026-44332 (score 39/100).

• CVE-2026-44332 MEDIUM 5.3 UPGRADE Fiber is an Express inspired web framework written in Go
• CVE-2026-45045 MEDIUM 5.3 UPGRADE Fiber is an Express inspired web framework written in Go
• CVE-2026-53624 MEDIUM 4.8 UPGRADE Fiber is an Express inspired web framework written in Go

FAQ

How do I fix fiber 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 fiber being exploited right now?

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

Which fiber CVE should I patch first?

CVE-2026-44332 currently ranks highest (39/100): Fiber is an Express inspired web framework written in Go.

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