{"id":"GO-2026-5775","aliases":["GHSA-9g5q-2w5x-hmxf"],"title":"Chi Middleware vulnerable to IP spoofing via X-Forwarded-For header in github.com/go-chi/chi","summary":"Chi Middleware vulnerable to IP spoofing via X-Forwarded-For header in github.com/go-chi/chi","severity":"none","vendor":"go-chi","product":"github.com/go-chi/chi/v5","ecosystem":"go","affected":["github.com/go-chi/chi/v5 < 5.3.0"],"patched":["github.com/go-chi/chi/v5 5.3.0"],"published":"2026-07-24","updated":"2026-07-25","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GO-2026-5775","references":[{"url":"https://github.com/go-chi/chi/security/advisories/GHSA-9g5q-2w5x-hmxf"},{"url":"https://github.com/go-chi/chi/pull/967"},{"url":"https://github.com/go-chi/chi/releases/tag/v5.3.0"}],"tags":["osv","go"],"ingestedAt":"2026-07-25T19:08:12.890Z","slug":"GO-2026-5775","body":"## Overview\n\nChi Middleware vulnerable to IP spoofing via X-Forwarded-For header in github.com/go-chi/chi\n\n## Affected packages\n\n- `github.com/go-chi/chi/v5 < 5.3.0`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `github.com/go-chi/chi/v5 5.3.0`","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}