SB2025120139 - Multiple vulnerabilities in TYPO3

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Uncaught Exception (CVE-ID: CVE-2025-59014)

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to uncaught exception in the Bookmark Toolbar. A remote administrator can pass specially crafted input to the application and perform a denial of service (DoS) attack.

2) Open redirect (CVE-ID: CVE-2025-59013)

The vulnerability allows a remote attacker to redirect victims to arbitrary URL.

The vulnerability exists due to improper sanitization of user-supplied data in GeneralUtility::sanitizeLocalUrl. A remote attacker can create a link that leads to a trusted website, however, when clicked, redirects the victim to arbitrary domain.

Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.

Remediation

Install update from vendor's website.

References

• https://typo3.org/security/advisory/typo3-core-sa-2025-018/
• https://typo3.org/security/advisory/typo3-core-sa-2025-017/