{"id":"DEBIAN-CVE-2022-23517","details":"rails-html-sanitizer is responsible for sanitizing HTML fragments in Rails applications. Certain configurations of rails-html-sanitizer \u003c 1.4.4 use an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a denial of service through CPU resource consumption. This issue has been patched in version 1.4.4.","modified":"2026-09-01T20:04:42.980323020Z","published":"2022-12-14T17:15:10.130Z","upstream":["CVE-2022-23517"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2022-23517"}],"affected":[{"package":{"name":"ruby-rails-html-sanitizer","ecosystem":"Debian:12","purl":"pkg:deb/debian/ruby-rails-html-sanitizer?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-23517.json"}},{"package":{"name":"ruby-rails-html-sanitizer","ecosystem":"Debian:13","purl":"pkg:deb/debian/ruby-rails-html-sanitizer?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-23517.json"}},{"package":{"name":"ruby-rails-html-sanitizer","ecosystem":"Debian:14","purl":"pkg:deb/debian/ruby-rails-html-sanitizer?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-23517.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}