{"id":"GO-2026-4471","summary":"Fiber has an insecure fallback in utils.UUIDv4() / utils.UUID() on crypto/rand failure in github.com/gofiber/fiber","details":"Fiber has an insecure fallback in utils.UUIDv4() / utils.UUID() — predictable / zero‑UUID on crypto/rand failure in github.com/gofiber/fiber","aliases":["CVE-2025-66630","GHSA-68rr-p4fp-j59v"],"modified":"2026-02-19T20:41:19.007061Z","published":"2026-02-19T17:28:55Z","database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-4471","review_status":"REVIEWED"},"references":[{"type":"ADVISORY","url":"https://github.com/gofiber/fiber/security/advisories/GHSA-68rr-p4fp-j59v"},{"type":"FIX","url":"https://github.com/gofiber/fiber/commit/eb874b6f6c5896b968d9b0ab2b56ac7052cb0ee1"},{"type":"WEB","url":"https://github.com/gofiber/fiber/releases/tag/v2.52.11"}],"affected":[{"package":{"name":"github.com/gofiber/fiber","ecosystem":"Go","purl":"pkg:golang/github.com/gofiber/fiber"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4471.json"}},{"package":{"name":"github.com/gofiber/fiber/v2","ecosystem":"Go","purl":"pkg:golang/github.com/gofiber/fiber/v2"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.52.11"}]}],"ecosystem_specific":{"imports":[{"path":"github.com/gofiber/fiber/v2/utils","symbols":["UUID","UUIDv4"]}]},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4471.json"}}],"schema_version":"1.7.3"}