{"action":"Upgrade ruby-css-parser to 3.0.0-1 or later.","affected":[{"fixed":"3.0.0-1","introduced":"0"}],"component":"ruby-css-parser","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["3.0.0-1"],"id":"tcs_01M5NSXVHMS0GH22FAP7MMC7SZ","modified_at":"2026-10-25T10:01:03.169430384Z","published_at":"2026-07-17T21:17:07.837Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-53727","https://security-tracker.debian.org/tracker/CVE-2026-53727"],"severity":{"label":"high","score":8.6},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-53727#Debian:14/ruby-css-parser","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-53727"}],"summary":"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"}