{"id":"GO-2026-5585","summary":"Fiber vulnerable to XSS in AutoFormat Content Negotiation in github.com/gofiber/fiber","details":"Fiber vulnerable to XSS in AutoFormat Content Negotiation in github.com/gofiber/fiber","aliases":["CVE-2026-42554","GHSA-qjv7-627w-8qjv"],"modified":"2026-07-24T19:00:24.231440095Z","published":"2026-07-24T18:35:55Z","database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-5585","review_status":"REVIEWED"},"references":[{"type":"ADVISORY","url":"https://github.com/gofiber/fiber/security/advisories/GHSA-qjv7-627w-8qjv"}],"affected":[{"package":{"name":"github.com/gofiber/fiber/v2","ecosystem":"Go","purl":"pkg:golang/github.com/gofiber/fiber/v2"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.52.13"}]}],"ecosystem_specific":{"imports":[{"path":"github.com/gofiber/fiber/v2","symbols":["Ctx.Format"]}]},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-5585.json"}},{"package":{"name":"github.com/gofiber/fiber/v3","ecosystem":"Go","purl":"pkg:golang/github.com/gofiber/fiber/v3"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.2.0"}]}],"ecosystem_specific":{"imports":[{"symbols":["DefaultRes.AutoFormat"],"path":"github.com/gofiber/fiber/v3"}]},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-5585.json"}}],"schema_version":"1.7.5"}