{"id":"CVE-2025-47910","title":"When using http.CrossOriginProtection, the AddInsecureBypassPattern method can unexpectedly bypass more requests than intended","summary":"When using http.CrossOriginProtection, the AddInsecureBypassPattern method can unexpectedly bypass more requests than intended. CrossOriginProtection then skips validation, but forwards the original request path, which may be served by a…","severity":"medium","cvss":5.4,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","published":"2025-09-22","updated":"2026-10-11","sourceUpdated":"2026-10-11T20:10:00.200","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-47910","references":[{"url":"https://go.dev/cl/699275","label":"security@golang.org"},{"url":"https://go.dev/issue/75054","label":"security@golang.org"},{"url":"https://groups.google.com/g/golang-announce/c/PtW9VW21NPs/m/DJhMQ-m5AQAJ","label":"security@golang.org"},{"url":"https://pkg.go.dev/vuln/GO-2025-3955","label":"security@golang.org"}],"tags":["nvd"],"epss":0.0033,"epssPercentile":0.24156,"ingestedAt":"2026-10-12T14:50:33.968Z","slug":"CVE-2025-47910","body":"## Overview\n\nWhen using http.CrossOriginProtection, the AddInsecureBypassPattern method can unexpectedly bypass more requests than intended. CrossOriginProtection then skips validation, but forwards the original request path, which may be served by a different handler without the intended security protections.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":29.7,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}