{"action":"Upgrade MimeKit to 4.15.1 or later.","affected":[{"fixed":"4.15.1","introduced":"0"}],"component":"MimeKit","cve_ids":["CVE-2026-30227"],"ecosystem":"NuGet","epss":0.01129,"exploited":false,"fixed_versions":["4.15.1"],"ghsa_id":"GHSA-g7hc-96xr-gvvx","id":"tcs_01M5N8NZ0RBRFM1MFN6S844FSG","modified_at":"2026-03-06T23:03:37.090333Z","published_at":"2026-03-05T21:50:44Z","references":["https://osv.dev/vulnerability/GHSA-g7hc-96xr-gvvx","https://github.com/jstedfast/MimeKit/security/advisories/GHSA-g7hc-96xr-gvvx","https://nvd.nist.gov/vuln/detail/CVE-2026-30227","https://github.com/jstedfast/MimeKit"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-g7hc-96xr-gvvx","url":"https://osv.dev/vulnerability/GHSA-g7hc-96xr-gvvx"},{"source":"nvd","source_id":"CVE-2026-30227","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-30227"}],"summary":"MimeKit has CRLF Injection in Quoted Local-Part that Enables SMTP Command Injection and Email Forgery"}