{"id":"GO-2026-6896","summary":"Fiber: CORS wildcard origins matched without a dot boundary, allowing credentialed cross-origin reads in github.com/gofiber/fiber","details":"Fiber: CORS wildcard origins matched without a dot boundary, allowing credentialed cross-origin reads in github.com/gofiber/fiber","aliases":["CVE-2026-119285","GHSA-g5jq-qmqr-qrwf"],"modified":"2026-11-05T23:15:16.271965657Z","published":"2026-11-05T22:55:03Z","database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-6896","review_status":"UNREVIEWED"},"references":[{"type":"ADVISORY","url":"https://github.com/gofiber/fiber/security/advisories/GHSA-g5jq-qmqr-qrwf"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119285"},{"type":"FIX","url":"https://github.com/gofiber/fiber/commit/1aac6f618b6bd3e159d2449acb4232a2170b976b"},{"type":"FIX","url":"https://github.com/gofiber/fiber/pull/2915"},{"type":"WEB","url":"https://github.com/gofiber/fiber/releases/tag/v2.52.3"}],"affected":[{"package":{"name":"github.com/gofiber/fiber/v2","ecosystem":"Go","purl":"pkg:golang/github.com/gofiber/fiber/v2"},"ranges":[{"type":"SEMVER","events":[{"introduced":"2.52.1"},{"fixed":"2.52.3"}]}],"ecosystem_specific":{"imports":[{"symbols":["New","normalizeOrigin","validateDomain"],"path":"github.com/gofiber/fiber/v2/middleware/cors"}]},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-6896.json"}}],"schema_version":"1.9.2"}