VYPR

CSS Parser

by Premailer

Source repositories

CVEs (2)

  • CVE-2026-53727HigJul 17, 2026
    risk 0.51cvss epss 0.00

    css_parser is a Ruby CSS parser. From 2.2.0 until 3.0.0, CssParser::Parser#read_remote_file in lib/css_parser/parser.rb, and therefore load_uri! and the @import-following branch of add_block!, issued HTTP and HTTPS requests against any host, port, and URI without a scheme…

  • CVE-2026-44312MedMay 14, 2026
    risk 0.31cvss 5.8epss 0.00

    css_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) attacker to inject or modify CSS content when stylesheets are loaded via HTTPS. The connection is established with…