CVE-2023-50461 TYPO3 Direct Mail - Configuration Injection & Arbitrary Code Execution

TYPO3 Direct Mail extension through 9.5.1 contains a configuration injection caused by arbitrary TSConfig page write in the Configuration backend module, letting authenticated backend users inject configuration or execute code, exploit requires valid backend user access.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.33% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Configuration Injection
Impact
Remote Code Execution, Data Tampering
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
14 September 2026
Updated
15 October 2026
Weakness
CWE-863

Vendor fix

Update to a version later than 9.5.1 or TYPO3 10.4 and above with the fix applied.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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