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Go/github.com/gofiber/fiber/v2 CVE-2026-42554: medium, EPSS 0.31%

Fiber vulnerable to XSS in AutoFormat Content Negotiation

Action: Upgrade github.com/gofiber/fiber/v2 to 2.52.13 or later.

go get github.com/gofiber/fiber/v2@v2.52.13

Affected

introducedfixedlast affected
02.52.13-

Fixed versions

2.52.13

Sources

CVE-2026-42554 · published · modified · JSON