CVE-2026-73490
CVE-2026-73490: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium4.7
Medium [CVE-2026-73490] SVG `href` attribute bypasses local-reference restriction
CVE-2026-73490Source published Source updated
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 therefore reference an arbitrary same-origin external document; use may render external SVG content containing scripts or other dangerous content, and feImage may load external images for tracking. Applications that sanitize user-supplied SVG with Loofah's default allowlist are affected. This issue is fixed in version 2.25.2. A flaw was found in Loofah. This could lead to information disclosure through external image loading for tracking or…
- Affected products in this advisory
- Red Hat 3scale API Management Platform 2
- Red Hat Satellite 6
- Source-reported affected versions
- < 2.25.2
- Source-reported fixed versions
- 2.25.2
- Mitigation guidance
- Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
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