Go/github.com/gofiber/fiber/v3 CVE-2026-25882: high 7.5, EPSS 0.67%

Fiber has a Denial of Service Vulnerability via Route Parameter Overflow

Action: Upgrade github.com/gofiber/fiber/v3 to 3.1.0 or later.

go get github.com/gofiber/fiber/v3@v3.1.0

Affected

Fixed versions

Sources

• osv: GHSA-mrq8-rjmw-wpq3#Go/github.com/gofiber/fiber/v3
• nvd: CVE-2026-25882
• https://github.com/gofiber/fiber/security/advisories/GHSA-mrq8-rjmw-wpq3
• https://github.com/gofiber/fiber/pull/3962
• https://github.com/gofiber/fiber
• https://github.com/gofiber/fiber/blob/main/path.go#L514
• https://github.com/gofiber/fiber/blob/v2/path.go#L516
• https://pkg.go.dev/vuln/GO-2026-4543

CVE-2026-25882 · published 2026-02-24T21:04:07Z · modified 2026-09-10T03:50:35.414534014Z · JSON