CVE-2024-51754 Unguarded calls to __toString() when nesting an object into an array in Twig
Attackers can bypass Twig sandbox restrictions to execute unallowed __toString() methods on objects nested in arrays or arguments.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-51754?
CVE-2024-51754 is a low-severity vulnerability in twigphp Twig, published on 6 Nov 2024. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
Twig is a template language for PHP. In a sandbox, an attacker can call `__toString()` on an object even if the `__toString()` method is not allowed by the security policy when the object is part of an array or an argument list (arguments to a function or a filter for instance). This issue has been patched in versions 3.11.2 and 3.14.1. All users are advised to upgrade. There are no known workarounds for this issue.
Weakness: CWE-668
Which versions are affected by CVE-2024-51754?
4 open source packages ship an affected version, including twig/twig.
| Package | Affected | Fixed in |
|---|---|---|
twig/twig Packagist | All versions | 3.11.2 |
twig/twig Packagist | All versions | 3.11.2 |
twig/twig Packagist | From 3.12 | 3.14.1 |
twig/twig Packagist | From 3.12 | 3.14.1 |
How do I fix CVE-2024-51754?
Upgrade twig/twig to a fixed version for your release line: 3.11.2 or 3.14.1.
Is CVE-2024-51754 being exploited?
There is no known exploitation of CVE-2024-51754 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2024-51754, DLA-4186-1, GHSA-6377-hfv9-hqf6, UBUNTU-CVE-2024-51754.