CVE-2026-49738

The path allowance check in GeneralUtility::isAllowedAbsPath performed a plain string prefix comparison without requiring a directory separator boundary, causing a path like /var/www/html-other/secret.yaml to be incorrectly accepted as valid when the project root was /var/www/html. Administrator...

CVE-2026-49738 TYPO3 CMS - Broken Access Control in File Abstraction Layer

The path allowance check in GeneralUtility::isAllowedAbsPath performed a plain string prefix comparison without requiring a directory separator boundary, causing a path like /var/www/html-other/secret.yaml to be incorrectly accepted as valid when the project root was /var/www/html. Administrator...

CVE-2026-49738

CVE-2026-49738 concerns TYPO3 CMS where a flawed check in GeneralUtility::isAllowedAbsPath() uses a plain string prefix instead of a directory boundary, allowing path strings like /var/www/html-other/secret.yaml to pass when project root is /var/www/html. This enables administrator users with acc...