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 ...

CVE-2026-46634

CVE-2026-46634 affects Twig for PHP, where versions 3.9.0–3.26.0 allow template_from_string() to synthesize a name (string_template ) that can bypass a SourcePolicyInterface sandbox, enabling a sandboxed template to call template_from_string and include an inner template without security policy e...

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 ...

CVE-2026-46634 Twig: `template_from_string()` escapes a SourcePolicy-driven sandbox via synthesized template name

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

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 ...

GHSA-24X9-R6Q4-Q93W Twig: `template_from_string()` escapes a SourcePolicy-driven sandbox via synthesized template name

Description When the sandbox is enabled selectively via SourcePolicyInterface and not globally, a sandboxed template that is allowed to call templatefromstring and include can render an arbitrary inner template with no security policy enforcement. Environment::createTemplate compiles the inner...

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

Description When the sandbox is enabled selectively via SourcePolicyInterface and not globally, a sandboxed template that is allowed to call templatefromstring and include can render an arbitrary inner template with no security policy enforcement. Environment::createTemplate compiles the inner...

PT-2026-42583

Description When the sandbox is enabled selectively via SourcePolicyInterface and not globally, a sandboxed template that is allowed to call template from string and include can render an arbitrary inner template with no security policy enforcement. Environment::createTemplate compiles the inner...

Incorrect Authorization

Overview twig/twig is a flexible, fast, and secure template language for PHP. Affected versions of this package are vulnerable to Incorrect Authorization via Environment::createTemplate when sandboxing is enabled selectively through SourcePolicyInterface. An attacker can bypass Twig sandbox...

PT-2026-42174

Name of the Vulnerable Software and Affected Versions Twig versions prior to 3.26.0 Description When a sandbox is enabled selectively via SourcePolicyInterface rather than globally, a sandboxed template permitted to use template from string and include can render an arbitrary inner template witho...