Premailer Css_parser

1 CVEs affecting Premailer Css_parser. Latest disclosed: 2026-05-14. Critical: 0, High: 0.

Top CVEs affecting Premailer Css_parser
CVESeverityScorePublishedSummary
CVE-2026-44312Medium5.82026-05-14css_parser is a Ruby CSS parser. Prior to 2.1.0 and 1.22.0, the CSS Parser gem does not validate HTTPS connections, allowing a Man-in-the-Middle (MITM) attacke…