{"id":"DEBIAN-CVE-2023-31606","details":"A Regular Expression Denial of Service (ReDoS) issue was discovered in the sanitize_html function of redcloth gem v4.0.0. This vulnerability allows attackers to cause a Denial of Service (DoS) via supplying a crafted payload.","modified":"2026-09-15T09:01:52.251766367Z","published":"2023-06-06T17:15:14.843Z","upstream":["CVE-2023-31606"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2023-31606"}],"affected":[{"package":{"name":"ruby-redcloth","ecosystem":"Debian:12","purl":"pkg:deb/debian/ruby-redcloth?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.3.2-4","4.3.3-1","4.3.4-1","4.3.4-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-31606.json"}},{"package":{"name":"ruby-redcloth","ecosystem":"Debian:13","purl":"pkg:deb/debian/ruby-redcloth?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-31606.json"}},{"package":{"name":"ruby-redcloth","ecosystem":"Debian:14","purl":"pkg:deb/debian/ruby-redcloth?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-31606.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"}]}