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ANT-2026-MHJX7J31 · typo3 · XSS

🗓️ 17 Aug 2026 17:47:48Reported by AnthropicType 
anthropic
 anthropic
🔗 red.anthropic.com👁 17 Views

Stored XSS in TYPO3 HTML Sanitizer via xmlns namespace URI injection enabling zero-click execution.

Related
Refs
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attackerkb
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CVE-2026-47345
8 Jun 202619:04
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circl
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CVE-2026-47345
8 Jun 202620:57
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cnnvd
CNNVD
HTML Sanitizer 跨站脚本漏洞
8 Jun 202600:00
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CVE-2026-47345
8 Jun 202619:04
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cvelist
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CVE-2026-47345 TYPO3 HTML Sanitizer allows Cross-Site Scripting
8 Jun 202619:04
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euvd
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EUVD-2026-35192
12 Jun 202620:07
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friendsofphp
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TYPO3-CORE-SA-2026-006: TYPO3 HTML Sanitizer allows Cross-Site Scripting
8 Jun 202620:00
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github
Github Security Blog
TYPO3 HTML Sanitizer allows Cross-site Scripting
12 Jun 202620:07
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mend
Mend
CVE-2026-47345
8 Jun 202619:04
–mend
nvd
NVD
CVE-2026-47345
8 Jun 202620:17
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17 Aug 2026 17:47Current
6.1Medium risk
Vulners AI Score6.1
CVSS 45.1
EPSS0.00437
SSVC
17