medium6.1
CVE-2026-74793
justhtml before 3.11.0 contains a cross-site scripting vulnerability where the default sanitizer bypasses event handler removal in selectedcontent projections.
Impact
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.
Affected products
| Product | Affected versions |
|---|---|
| Justhtml | before 3.11.0 |
Versions were read from the advisory text. No structured product data has been published for this record yet.