justhtml before 3.11.0 contains a cross-site scripting vulnerability where the default sanitizer bypasses event handler removal in selectedcontent projections. Attackers can inject SVG or MathML elem…
Medium CVSS 6.1
Summary
justhtml before 3.11.0 contains a cross-site scripting vulnerability where the default sanitizer bypasses event handler removal in selectedcontent projections. Attackers can inject SVG or MathML elements with event handlers that are cloned and reinserted into output without sanitization, enabling stored or reflected XSS attacks.
In-depth triage
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Sources
- NVD DATABASE
Original Links
- https://github.com/EmilStenstrom/justhtml/security/advisories/GHSA-gjf2-f4jc-69xf
- https://www.vulncheck.com/advisories/justhtml-before-xss-via-selectedcontent-projection
Timeline
- nvd_ingest NVD