VYPR
Medium severity5.7NVD Advisory· Published Dec 14, 2022· Updated Jun 17, 2026

CVE-2022-23504

CVE-2022-23504

Description

TYPO3 is an open source PHP based web content management system. Versions prior to 9.5.38, 10.4.33, 11.5.20, and 12.1.1 are subject to Sensitive Information Disclosure. Due to the lack of handling user-submitted YAML placeholder expressions in the site configuration backend module, attackers could expose sensitive internal information, such as system configuration or HTTP request messages of other website visitors. A valid backend user account having administrator privileges is needed to exploit this vulnerability. This issue has been patched in versions 9.5.38 ELTS, 10.4.33, 11.5.20, 12.1.1.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

PackageAffected versionsPatched versions
typo3/cms-corePackagist
>= 9.0.0, < 9.5.389.5.38
typo3/cms-corePackagist
>= 10.0.0, < 10.4.3310.4.33
typo3/cms-corePackagist
>= 11.0.0, < 11.5.2011.5.20
typo3/cms-corePackagist
>= 12.0.0, < 12.1.112.1.1
typo3/cmsPackagist
>= 10.0.0, < 10.4.3310.4.33
typo3/cmsPackagist
>= 11.0.0, < 11.5.2011.5.20
typo3/cmsPackagist
>= 12.0.0, < 12.1.112.1.1

Affected products

4

Patches

Vulnerability mechanics

References

7

News mentions

0

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