{"id":"CVE-2022-23514","summary":"Inefficient Regular Expression Complexity in Loofah","details":"Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. Loofah \u003c 2.19.1 contains 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 is patched in version 2.19.1.","aliases":["GHSA-486f-hjj9-9vhh"],"modified":"2026-05-15T04:04:20.999267240Z","published":"2022-12-14T13:19:25.943Z","related":["SUSE-SU-2023:1657-1","openSUSE-SU-2024:12768-1","openSUSE-SU-2024:14171-1","openSUSE-SU-2025:15120-1","openSUSE-SU-2026:10353-1"],"database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-1333"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23514.json"},"references":[{"type":"WEB","url":"https://hackerone.com/reports/1684163"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2023/09/msg00011.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2024/09/msg00044.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23514.json"},{"type":"ADVISORY","url":"https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23514"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}