Typo3 Extension "Telephone Directory" vulnerabilities

1 vulnerability

Known vulnerabilities in Typo3 Extension "Telephone Directory", newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.

PrioritiseCVE-2026-77140typo3 · extension "telephone directory"Broken Access Control in extension "Telephone Directory" (telephonedirectory)The extension validates the HMAC of a frontend employee edit link only in the action that renders the edit form, not in the action that persists the change. An unauthenticated visitor who knows the UID of a visible employee record can send a direct POST request to the update action and overwrite that record without a valid edit link or any ownership check.CVSS8.7HighEPSS0.41%