CVE-2026-47351: CWE-862 Missing Authorization in TYPO3 TYPO3 CMS
Backend users were able to insert arbitrary records and files into the TYPO3 clipboard without proper read permission checks, which allowed users to gather information about records and files they were not authorized to view. This issue affects TYPO3 CMS versions 10.4.0-13.4.30 and 14.0.0-14.3.2.
AI Analysis
Technical Summary
CVE-2026-47351 is a missing authorization vulnerability (CWE-862) in TYPO3 CMS where backend users can insert arbitrary records and files into the clipboard without proper read permission validation. This flaw allows users to access information about records and files they should not be authorized to view. The vulnerability affects TYPO3 CMS versions 10.4.0-13.4.30 and 14.0.0-14.3.2. No official remediation level or patch information is provided in the available data.
Potential Impact
Unauthorized backend users can gather information about records and files they are not permitted to view by exploiting the missing authorization checks when inserting items into the TYPO3 clipboard. This could lead to information disclosure within the affected TYPO3 CMS installations.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or remediation level is provided, administrators should monitor TYPO3 vendor communications for updates. Until a patch is available, restrict backend user permissions to minimize exposure.
CVE-2026-47351: CWE-862 Missing Authorization in TYPO3 TYPO3 CMS
Description
Backend users were able to insert arbitrary records and files into the TYPO3 clipboard without proper read permission checks, which allowed users to gather information about records and files they were not authorized to view. This issue affects TYPO3 CMS versions 10.4.0-13.4.30 and 14.0.0-14.3.2.
CVSS v4.0
Score 5.3medium
Affected software
pkg:github/typo3/typo3Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-47351 is a missing authorization vulnerability (CWE-862) in TYPO3 CMS where backend users can insert arbitrary records and files into the clipboard without proper read permission validation. This flaw allows users to access information about records and files they should not be authorized to view. The vulnerability affects TYPO3 CMS versions 10.4.0-13.4.30 and 14.0.0-14.3.2. No official remediation level or patch information is provided in the available data.
Potential Impact
Unauthorized backend users can gather information about records and files they are not permitted to view by exploiting the missing authorization checks when inserting items into the TYPO3 clipboard. This could lead to information disclosure within the affected TYPO3 CMS installations.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or remediation level is provided, administrators should monitor TYPO3 vendor communications for updates. Until a patch is available, restrict backend user permissions to minimize exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- TYPO3
- Date Reserved
- 2026-05-19T12:49:25.966Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a27f83d8dd33fbd8526d800
Added to database: 06/09/2026, 11:25:49 UTC
Last enriched: 06/17/2026, 08:38:46 UTC
Last updated: 07/31/2026, 19:22:59 UTC
Views: 53
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