CVE-2026-11407 Pimcore CMS 12.3.8 Twig Sandbox Bypass via SecurityPolicy checkMethodAllowed

Pimcore CMS/DXP version 12.3.8 contains a sandbox bypass vulnerability that allows authenticated administrative attackers to execute arbitrary methods on PHP objects by exploiting empty checkMethodAllowed and checkPropertyAllowed implementations in the custom Twig SecurityPolicy. Attackers can...

GHSA-6JQ6-X4CX-QVCM Firefly II has Stored XSS in Audit Log Entry view via piggy bank name (ale.twig)

Summary The Twig template resources/views/list/ale.twig renders the piggy bank name from AuditLogEntry.after.piggy using the |raw filter, bypassing Twig's auto-escaping. A piggy bank created with an HTML payload in its name executes arbitrary JavaScript in any browser viewing that transaction's...

Firefly II has Stored XSS in Audit Log Entry view via piggy bank name (ale.twig)

Summary The Twig template resources/views/list/ale.twig renders the piggy bank name from AuditLogEntry.after.piggy using the |raw filter, bypassing Twig's auto-escaping. A piggy bank created with an HTML payload in its name executes arbitrary JavaScript in any browser viewing that transaction's...

Improper Authorization

Twig is vulnerable to Improper Authorization. The vulnerability is due to incomplete enforcement of sandbox security checks for implicit toString calls, which allows an attacker to invoke non-allowlisted toString methods on accessible objects and bypass configured security policies...

Ubuntu 26.04 LTS : Twig vulnerability (USN-8408-1)

The remote Ubuntu 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8408-1 advisory. It was discovered that Twig did not properly validate PHP callables when using a source policy. An authenticated user could possibly use this issue to execute...

USN-8408-1: Twig vulnerability

It was discovered that Twig did not properly validate PHP callables when using a source policy. An authenticated user could possibly use this issue to execute arbitrary code...

USN-8408-1 php-twig vulnerability

It was discovered that Twig did not properly validate PHP callables when using a source policy. An authenticated user could possibly use this issue to execute arbitrary code...

Twig: Sandbox: multiple `__toString()` policy bypasses via unguarded string coercion points

Description SandboxNodeVisitor enforces SecurityPolicy::checkMethodAllowed for implicit toString calls by wrapping selected AST nodes in CheckToStringNode. The set of wrapped nodes is incomplete, and several Twig language constructs still trigger PHP string coercion on a Stringable operand withou...

GHSA-PR2W-4GPJ-CPQ4 Twig: Sandbox: multiple `__toString()` policy bypasses via unguarded string coercion points

Description SandboxNodeVisitor enforces SecurityPolicy::checkMethodAllowed for implicit toString calls by wrapping selected AST nodes in CheckToStringNode. The set of wrapped nodes is incomplete, and several Twig language constructs still trigger PHP string coercion on a Stringable operand withou...

Twig: XSS in profiler HtmlDumper via unescaped template and profile names

Description Twig\Profiler\Dumper\HtmlDumper writes Profile::getTemplate and Profile::getName straight into its HTML output without escaping: php protected function formatTemplateProfile $profile, $prefix: string return \sprintf'%s└ %s', $prefix, self::$colors'template', $profile-getTemplate; The...

GHSA-2G2G-8P8H-FGWM Twig: XSS in profiler HtmlDumper via unescaped template and profile names

Description Twig\Profiler\Dumper\HtmlDumper writes Profile::getTemplate and Profile::getName straight into its HTML output without escaping: php protected function formatTemplateProfile $profile, $prefix: string return \sprintf'%s└ %s', $prefix, self::$colors'template', $profile-getTemplate; The...

EUVD-2026-31113

Twig: Possible sandbox bypass when using a source policy...

Twig: Possible sandbox bypass when using a source policy

Description When using the sandbox with a SourcePolicyInterface, Twig does not always apply the sandbox restriction that forbids non-Closure callbacks for callback-accepting filters. The issue affects the sort, filter, map, and reduce filters. In the affected versions, the runtime check that...

GHSA-2Q52-X2FF-QGFR Twig: Possible sandbox bypass when using a source policy

Description When using the sandbox with a SourcePolicyInterface, Twig does not always apply the sandbox restriction that forbids non-Closure callbacks for callback-accepting filters. The issue affects the sort, filter, map, and reduce filters. In the affected versions, the runtime check that...

CVE-2026-42610

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a low-privileged user EX: Content Editor with only pages.update permissions can bypass the existing Twig sandbox restrictions by utilizing the grav'accounts' service. Attacker can programmatically load administrative user objects and extra...

CVE-2026-42842

The form plugin for Grav adds the ability to create and use forms. Prior to 9.1.0, a Stored Cross-Site Scripting XSS vulnerability exists in the Grav CMS Form plugin's select field template. Taxonomy tag and category values are rendered with the Twig |raw filter in the admin panel, bypassing the...

CVE-2026-26274

October is a Content Management System CMS and web platform. Prior to 3.7.14 and 4.1.10, a vulnerability was identified in the Twig sandbox security policy that allowed database write operations when cms.safemode is enabled. Backend users with Developer permissions could use Twig template markup ...

CVE-2026-9558

A Server-Side Template Injection SSTI vulnerability exists in Mautic's theme engine. The platform renders uploaded Twig templates without a sandbox or strict function restrictions. Authenticated users with permissions to create or upload themes can abuse this to execute arbitrary code on the...

CVE-2026-24425

Twig versions 2.16.x and 3.9.0 through 3.25.x contain a sandbox bypass vulnerability when using a SourcePolicyInterface that allows attackers with template rendering capabilities to pass arbitrary PHP callables to sort, filter, map, and reduce filters. Attackers can exploit the runtime check that...

Debian dsa-6320 : php-twig - security update

The remote Debian 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-6320 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6320-1 [email protected] https://www.debian.org/securit...