CVE-2026-46633

php-twig: Twig is a template language for PHP

CVE-2026-46633 is fixed in php-twig on 1 platform, first by DEBIAN-CVE-2026-46633, released May 27, 2026. It is not reported as exploited. Patch Radar priority: Urgent.

Urgent
CVSS
9.8
critical
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0077
55th percentile

Twig is a template language for PHP. Starting in 1.15.1 and prior to 3.26.0, Compiler::string() does not escape single quotes when a template name from a {% use %} tag is placed inside a PHP single-quoted string literal, allowing a crafted template name to terminate the string and inject arbitrary PHP expressions into the compiled cache file. This issue is fixed in version 3.26.0.

Where it's fixed

ProductFixed inFixReleased
Linux
php-twig · Debian 12.15 (bookworm) 3.5.1-1+deb12u3 DEBIAN-CVE-2026-46633 May 27, 2026
php-twig · Debian 13.5 (trixie) 3.27.0-0+deb13u1 DEBIAN-CVE-2026-46633 May 27, 2026
php-twig · Debian 14 3.26.0-1 DEBIAN-CVE-2026-46633 May 27, 2026

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