Medium
Twig security issue where escaping was missing when using null coalesce operator
When using the ?? operator, output escaping was missing for the expression on the left side of the operator.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | twig/twig | >= 3.16.0, < 3.19.0 | 3.19.0 |
References
- https://github.com/twigphp/Twig/security/advisories/GHSA-3xg3-cgvq-2xwr
- https://nvd.nist.gov/vuln/detail/CVE-2025-24374
- https://github.com/twigphp/Twig/commit/38576b12f05df3cc871bf68f39ccb46b418334a3
- https://github.com/FriendsOfPHP/security-advisories/blob/master/twig/twig/CVE-2025-24374.yaml
- https://github.com/twigphp/Twig
- https://symfony.com/blog/twig-cve-2025-24374-missing-output-escaping-for-the-null-coalesce-operator
CVSS score
4.3/10
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N- Weakness (CWE)
CWE-74- Platform
- Composer
- Package
twig/twig- Disclosed
- 29.01.2025
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-3xg3-cgvq-2xwr - CC BY 4.0
Vulnerability history: twig/twig
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 24
- First → latest
- 02.2022 07.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 8
- Medium 8
- Low 7
Disclosures per year
- 2022: 4
- 2023: 0
- 2024: 4
- 2025: 1
- 2026: 15
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Twig security issue where escaping was missing when using null coalesce operator this entry
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