Flavorjones Loofah vulnerabilities

CVE-2022-23514 [HIGH] CWE-1333 CVE-2022-23514: Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, buil 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. Th

CVE-2022-23516 [HIGH] CWE-674 CVE-2022-23516: Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, buil Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. Loofah >= 2.2.0, < 2.19.1 uses recursion for sanitizing CDATA sections, making it susceptible to stack exhaustion and raising a SystemStackError exception. This may lead to a denial of service through CPU resource consumption. This

CVE-2026-73490 [MEDIUM] CWE-79 CVE-2026-73490: Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, buil Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. Prior to 2.25.2, Loofah's HTML5 sanitizer applies its local-reference restriction only to the xlink:href attribute on SVG use and feImage elements, while browsers also accept the plain href attribute. A crafted sanitized SVG can t

CVE-2022-23515 [MEDIUM] CWE-79 CVE-2022-23515: Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, buil Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. Loofah >= 2.1.0, < 2.19.1 is vulnerable to cross-site scripting via the image/svg+xml media type in data URIs. This issue is patched in version 2.19.1.

CVE-2026-73491 [LOW] CWE-184 CVE-2026-73491: Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, buil Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. From 2.25.0 until 2.25.2, Loofah::HTML5::Scrub.allowed_uri? does not reject javascript: URIs whose scheme is split or prefixed with the HTML5 named whitespace character references or . CGI.unescapeHTML leaves those references intact

CVE-2026-73492 [LOW] CWE-79 CVE-2026-73492: Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, buil Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. From 2.25.0 until 2.25.2, Loofah::HTML5::Scrub.allowed_uri? does not reject javascript: or vbscript: URIs whose scheme is split by semicolon-less numeric character references such as :, , , or . CGI.unescapeHTML leaves these referenc