CVE-2026-47344 — TYPO3 HTML Sanitizer allows Cross-Site Scripting
When ALLOW_INSECURE_RAW_TEXT is enabled, whitespace-variant closing tags (e.g., </style\t>) are not recognized by the sanitizer but accepted by browsers as valid end tags, allow…
Published: 2026-06-08 · CVSS: 2.1 · CVSS 4.0
When ALLOW_INSECURE_RAW_TEXT is enabled, whitespace-variant closing tags (e.g., </style\t>) are not recognized by the sanitizer but accepted by browsers as valid end tags, allowing subsequent content to escape sanitization. This allows bypassing the cross-site scripting prevention mechanism of typo3/html-sanitizer before version 2.3.2.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7