Twig up to 3.18.x ?? Operator injection

Summaryinfo

A vulnerability has been found in Twig up to 3.18.x and classified as problematic. The affected element is an unknown function of the component ?? Operator Handler. Performing a manipulation results in injection. This vulnerability was named CVE-2025-24374. The attack may be initiated remotely. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic has been found in Twig up to 3.18.x. This affects an unknown part of the component ?? Operator Handler. The manipulation with an unknown input leads to a injection vulnerability. CWE is classifying the issue as CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. This is going to have an impact on integrity. The summary by CVE is:

Twig is a template language for PHP. When using the ?? operator, output escaping was missing for the expression on the left side of the operator. This vulnerability is fixed in 3.19.0.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2025-24374 since 01/20/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1055 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 231891 (Linux Distros Unpatched Vulnerability : CVE-2025-24374), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 3.19.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (231891). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

• Twig

Version

• 3.0
• 3.1
• 3.2
• 3.3
• 3.4
• 3.5
• 3.6
• 3.7
• 3.8
• 3.9
• 3.10
• 3.11
• 3.12
• 3.13
• 3.14
• 3.15
• 3.16
• 3.17
• 3.18

CPE 2.3info

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• 🔍
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CPE 2.2info

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Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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