CVE-2026-46638

Twig is a template language for PHP. Prior to 3.26.0, {% sandbox %}{% include %} can include a template that was previously loaded outside the sandbox without re-invoking checkSecurity(), allowing the cached template to use tags, filters, and functions that should have been denied by SecurityPolicy::checkSecurity(). This issue is fixed in version 3.26.0.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/twigphp/Twig/commit/819c6a89fe0f261b8555c4f4d5e27d31984223ea	Patch
https://github.com/twigphp/Twig/releases/tag/v3.26.0	Release Notes
https://github.com/twigphp/Twig/security/advisories/GHSA-7fxw-r6jv-74c8	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:symfony:twig:*:*:*:*:*:*:*:*

History

16 Jul 2026, 03:11

Type	Values Removed	Values Added
References	~~() https://github.com/twigphp/Twig/commit/819c6a89fe0f261b8555c4f4d5e27d31984223ea -~~	() https://github.com/twigphp/Twig/commit/819c6a89fe0f261b8555c4f4d5e27d31984223ea - Patch
References	~~() https://github.com/twigphp/Twig/releases/tag/v3.26.0 -~~	() https://github.com/twigphp/Twig/releases/tag/v3.26.0 - Release Notes
References	~~() https://github.com/twigphp/Twig/security/advisories/GHSA-7fxw-r6jv-74c8 -~~	() https://github.com/twigphp/Twig/security/advisories/GHSA-7fxw-r6jv-74c8 - Vendor Advisory
CPE		cpe:2.3:a:symfony:twig::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 8.1
First Time		Symfony Symfony twig

14 Jul 2026, 22:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-14 22:16

Updated : 2026-07-16 03:11

NVD link : CVE-2026-46638

Mitre link : CVE-2026-46638

CVE.ORG link : CVE-2026-46638

JSON object : View

Products Affected

symfony

twig

CWE

CWE-693

Protection Mechanism Failure

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