CVE-2026-46634

Twig is a template language for PHP. From 3.9.0 until 3.26.0, templatefromstring compiles an inner template under a synthesized stringtemplate name that can fall outside a SourcePolicyInterface sandbox decision, allowing a sandboxed template that can call templatefromstring and include to render ...

EUVD-2026-44565

Twig is a template language for PHP. From 3.9.0 until 3.26.0, templatefromstring compiles an inner template under a synthesized stringtemplate name that can fall outside a SourcePolicyInterface sandbox decision, allowing a sandboxed template that can call templatefromstring and include to render ...

CVE-2026-46634: Protection Mechanism Failure

Twig is a template language for PHP. From 3.9.0 until 3.26.0, templatefromstring compiles an inner template under a synthesized stringtemplate name that can fall outside a SourcePolicyInterface sandbox decision, allowing a sandboxed template that can call templatefromstring and include to render ...

`template_from_string()` escapes a SourcePolicy-driven sandbox via synthesized template name

More info at https://symfony.com/cve-2026-46634...