SB2025120139 - Multiple vulnerabilities in TYPO3

Description

This security bulletin contains information about 2 vulnerabilities.

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

CWE-ID: CWE-248 - Uncaught Exception

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

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)

CWE-ID: CWE-601 - URL Redirection to Untrusted Site ('Open Redirect')

CVSSv4: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear

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/