{"action":"Upgrade github.com/traefik/traefik/v2 to 2.11.43 or later.","affected":[{"fixed":"2.11.43","introduced":"0"}],"component":"github.com/traefik/traefik/v2","cve_ids":["CVE-2026-40912"],"ecosystem":"Go","epss":0.00767,"exploited":false,"fixed_versions":["2.11.43"],"ghsa_id":"GHSA-6jwx-7vp4-9847","id":"tcs_01M5KGJFMMHF5D2N33RVKW6EVJ","modified_at":"2026-06-25T19:45:12.754149538Z","published_at":"2026-06-25T18:43:15Z","references":["https://osv.dev/vulnerability/GO-2026-5180","https://github.com/traefik/traefik/security/advisories/GHSA-6jwx-7vp4-9847","https://nvd.nist.gov/vuln/detail/CVE-2026-40912","https://github.com/traefik/traefik/releases/tag/v2.11.43","https://github.com/traefik/traefik/releases/tag/v3.6.14","https://github.com/traefik/traefik/releases/tag/v3.7.0-rc.2"],"severity":{"label":"high","score":8.2},"sources":[{"source":"osv","source_id":"GO-2026-5180#Go/github.com/traefik/traefik/v2","url":"https://osv.dev/vulnerability/GO-2026-5180"},{"source":"nvd","source_id":"CVE-2026-40912","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40912"}],"summary":"Traefik has an StripPrefixRegex Middleware Authorization Bypass via Path/RawPath Desync in github.com/traefik/traefik"}