CVE-2022-23514

Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. Loofah < 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.

• CWE-1333

• https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhhThird Party Advisory
• https://hackerone.com/reports/1684163Permissions Required, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2023/09/msg00011.html
• https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhhThird Party Advisory
• https://hackerone.com/reports/1684163Permissions Required, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2023/09/msg00011.html
• https://lists.debian.org/debian-lts-announce/2024/09/msg00044.html

Published

Dec 14, 2022

Last Modified

Jun 17, 2026

Status

Modified

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