SB20260422178 - Cleartext storage of sensitive information in TYPO3
Published: April 22, 2026
Security Bulletin ID
SB20260422178
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Cleartext storage of sensitive information (CVE-ID: CVE-2026-6553)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to cleartext storage of sensitive information in the backend user settings module (SetupModuleController). A remote attacker can gain access to secret tokens and keys.
Remediation
Install update from vendor's website.