{"action":"Upgrade github.com/traefik/traefik/v3 to 3.7.3 or later.","affected":[{"fixed":"3.7.3","introduced":"3.7.0"}],"component":"github.com/traefik/traefik/v3","cve_ids":["CVE-2026-48491"],"ecosystem":"Go","epss":0.00357,"exploited":false,"fixed_versions":["3.7.3"],"ghsa_id":"GHSA-5r4w-85f3-pw66","id":"tcs_01M5KGJ8CY71PZY82NEQSFHJ0Y","modified_at":"2026-08-11T20:33:01.906417877Z","published_at":"2026-08-11T20:19:48Z","references":["https://osv.dev/vulnerability/GO-2026-5152","https://github.com/traefik/traefik/security/advisories/GHSA-5r4w-85f3-pw66","https://github.com/traefik/traefik/releases/tag/v3.7.3","https://github.com/traefik/traefik/releases/tag/v3.6.19","https://github.com/traefik/traefik/releases/tag/v2.11.48"],"severity":{"label":"critical","score":10},"sources":[{"source":"osv","source_id":"GO-2026-5152#Go/github.com/traefik/traefik/v3","url":"https://osv.dev/vulnerability/GO-2026-5152"},{"source":"nvd","source_id":"CVE-2026-48491","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-48491"}],"summary":"Traefik: SNICheck ignores wildcard TLSOptions mappings in github.com/traefik/traefik"}