CVE-2010-3660 TYPO3 is vulnerable to Cross-Site Scripting (XSS) on the backend

What is CVE-2010-3660?

CVE-2010-3660 is a medium-severity cross-site scripting vulnerability in Typo3 Typo3, published on 1 Nov 2019. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

TYPO3 before 4.1.14, 4.2.x before 4.2.13, 4.3.x before 4.3.4 and 4.4.x before 4.4.1 allows XSS on the backend.

Weakness: CWE-79

Which versions are affected by CVE-2010-3660?

8 open source packages ship an affected version, including typo3/cms-backend. It affects 1 product.

Products include Typo3 Typo3.

How do I fix CVE-2010-3660?

Upgrade typo3/cms-backend to a fixed version for your release line: 4.1.14, 4.2.13, 4.3.4 or 4.4.1.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2010-3660 being exploited?

There is no known exploitation of CVE-2010-3660 in the wild and no public exploit code.

Other vulnerabilities in Typo3 Typo3

• CVE-2009-0258 Indexed Search Engine for TYPO3 Command Execution via Metacharacter Injection Critical 10.0
• CVE-2011-3583 Typo3 SQL injection due to faulty prepared statements Critical 9.8
• CVE-2011-4628 Typo3 Authentication Bypass Critical 9.8
• CVE-2023-24814 Persisted Cross-Site Scripting in Frontend Rendering in typo3 High 8.8
• CVE-2021-41113 Cross-Site-Request-Forgery in Backend URI Handling in Typo3 High 8.8

All Typo3 Typo3 vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-cg45-qgcf-hf9x.