CVE-2024-55892 Potential Open Redirect via Parsing Differences in TYPO3

Medium 4.8 Published Updated

Attackers can exploit URL parsing differences in TYPO3 to bypass host validation, leading to open redirects or SSRF attacks.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2024-55892?

CVE-2024-55892 is a medium-severity vulnerability in Typo3 Typo3, published on 14 Jan 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

TYPO3 is a free and open source Content Management Framework. Applications that use `TYPO3\CMS\Core\Http\Uri` to parse externally provided URLs (e.g., via a query parameter) and validate the host of the parsed URL may be vulnerable to open redirect or SSRF attacks if the URL is used after passing the validation checks. Users are advised to update to TYPO3 versions 9.5.49 ELTS, 10.4.48 ELTS, 11.5.42 LTS, 12.4.25 LTS, 13.4.3 which fix the problem described. There are no known workarounds for this vulnerability.

Weakness: CWE-601

Which versions are affected by CVE-2024-55892?

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

PackageAffectedFixed in
typo3/cms-core PackagistFrom 10.0.010.4.48
typo3/cms-core PackagistFrom 10.0.010.4.48
typo3/cms-core PackagistFrom 11.0.011.5.42
typo3/cms-core PackagistFrom 11.0.011.5.42
typo3/cms-core PackagistFrom 12.0.012.4.25
typo3/cms-core PackagistFrom 12.0.012.4.25
4 more packages
typo3/cms-core PackagistFrom 13.0.013.4.3
typo3/cms-core PackagistFrom 13.0.013.4.3
typo3/cms-core PackagistFrom 9.0.09.5.49
typo3/cms-core PackagistFrom 9.0.09.5.49

Products include Typo3 Typo3.

How do I fix CVE-2024-55892?

Upgrade typo3/cms-core to a fixed version for your release line: 10.4.48, 11.5.42, 12.4.25 or 13.4.3.

Is CVE-2024-55892 being exploited?

There is no known exploitation of CVE-2024-55892 in the wild and no public exploit code.

All Typo3 Typo3 vulnerabilities

Sources

Also known as GHSA-2fx5-pggv-6jjr.

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