CVE-2026-46628

Twig is a template language for PHP. Prior to 3.26.0, the deprecated spaceless filter is registered as safe for HTML, causing Twig autoescaping to emit attacker-controlled markup unescaped when spaceless is applied to untrusted input. This issue is fixed in version 3.26.0.

Score

CVSS 3.1 5.4 Medium

Status

Analyzed - security-advisories@github.com

Published

2026-07-14

Last modified

2026-10-24

Weaknesses

CWE-116

Affected products

• Twig (Symfony)
• Twig (Twigphp)

References

• https://github.com/twigphp/Twig/security/advisories/GHSA-4j38-f5cw-54h7
• https://github.com/twigphp/Twig/commit/3190b9ae12614dfd58cc5d8f394bac4708b17913
• https://github.com/twigphp/Twig/releases/tag/v3.26.0