{"action":"Upgrade github.com/caddyserver/caddy/v2 to 2.11.2 or later.","affected":[{"fixed":"2.11.2","introduced":"2.7.5"}],"component":"github.com/caddyserver/caddy/v2","cve_ids":["CVE-2026-30852"],"ecosystem":"Go","epss":0.00436,"exploited":false,"fixed_versions":["2.11.2"],"ghsa_id":"GHSA-m2w3-8f23-hxxf","id":"tcs_01M5KGF12NKT8RWC1J1HPJ402C","modified_at":"2026-03-23T04:52:47.870034Z","published_at":"2026-03-10T18:28:25Z","references":["https://osv.dev/vulnerability/GO-2026-4644","https://github.com/caddyserver/caddy/security/advisories/GHSA-m2w3-8f23-hxxf","https://github.com/caddyserver/caddy/pull/5408","https://github.com/caddyserver/caddy/releases/tag/v2.11.2"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GO-2026-4644","url":"https://osv.dev/vulnerability/GO-2026-4644"},{"source":"nvd","source_id":"CVE-2026-30852","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-30852"}],"summary":"Caddy's vars_regexp double-expands user input, leaking env vars and files in github.com/caddyserver/caddy"}