CVE-2026-7654: Deserialization of Untrusted Data

The Admin Columns plugin for WordPress is vulnerable to PHP Object Injection leading to Remote Code Execution in versions up to and including 7.0.18. This is due to the use of unserialize without an allowedclasses restriction in the IdsToCollection::getidsfromstring function, which processes...

WordPress Admin Columns plugin <= 7.0.18 - Authenticated (Contributor+) PHP Object Injection to Remote Code Execution vulnerability

Authenticated Contributor+ PHP Object Injection to Remote Code Execution vulnerability discovered by Osvaldo Noe Gonzalez Del Rio Os - krei.dev | ogbuilders.io in WordPress Plugin Admin Columns versions = 7.0.18...

WordPress Thrive Apprentice plugin < 10.8.10.2 - PHP Object Injection vulnerability

PHP Object Injection vulnerability discovered by dutafi in WordPress Plugin Thrive Apprentice versions 10.8.10.2...

WordPress Moderno theme < 1.43 - PHP Object Injection vulnerability

PHP Object Injection vulnerability discovered by João Pedro S Alcântara Kinorth in WordPress Theme Moderno versions 1.43...

WordPress Integration for Salesforce and Contact Form 7, WPForms, Elementor, Formidable, Ninja Forms plugin <= 1.4.3 - PHP Object Injection vulnerability

PHP Object Injection vulnerability discovered by Frissi0n in WordPress Plugin Integration for Salesforce and Contact Form 7, WPForms, Elementor, Formidable, Ninja Forms versions = 1.4.3...

WordPress Integration for Contact Form 7 HubSpot plugin <= 1.3.7 - PHP Object Injection vulnerability

PHP Object Injection vulnerability discovered by Frissi0n in WordPress Plugin Integration for Contact Form 7 HubSpot versions = 1.3.7...

WordPress Integration for Mailchimp and Contact Form 7, WPForms, Elementor, Ninja Forms plugin <= 1.1.8 - PHP Object Injection vulnerability

PHP Object Injection vulnerability discovered by Frissi0n in WordPress Plugin Integration for Mailchimp and Contact Form 7, WPForms, Elementor, Ninja Forms versions = 1.1.8...

WordPress wpForo Forum plugin <= 3.1.0 - PHP Object Injection vulnerability

PHP Object Injection vulnerability discovered by daroo in WordPress Plugin wpForo Forum versions = 3.1.0...

WordPress WP Travel Engine plugin <= 6.7.12 - PHP Object Injection vulnerability

PHP Object Injection vulnerability discovered by daroo in WordPress Plugin WP Travel Engine versions = 6.7.12...

WordPress Integration for Contact Form 7 and Constant Contact plugin <= 1.1.6 - PHP Object Injection vulnerability

PHP Object Injection vulnerability discovered by Frissi0n in WordPress Plugin Integration for Contact Form 7 and Constant Contact versions = 1.1.6...

PT-2026-49515

Name of the Vulnerable Software and Affected Versions wpForo Forum versions prior to 3.1.1 Description The wpForo Forum plugin for WordPress allows unauthenticated attackers to perform PHP Object Injection through the deserialization of untrusted input. PHP Object Injection occurs when an...

CVE-2026-45247

Mirasvit Full Page Cache Warmer for Magento 2 before version 1.11.12 contains a PHP object injection vulnerability that allows unauthenticated attackers to achieve remote code execution by supplying a crafted serialized PHP object in the CacheWarmer cookie. Attackers can exploit the unrestricted...

Concrete CMS is vulnerable to PHP Object Injection via unserialize() calls in the Workflow, Form block, and File/Set components

Concrete CMS below 9.5.2 is vulnerable to PHP Object Injection via unserialize calls in the Workflow, Form block, and File/Set components that lack the allowedclasses restriction. An unauthenticated attacker may trigger arbitrary PHP object instantiation if a malicious serialized payload has been...

GHSA-52PR-7VMF-2W7X Concrete CMS is vulnerable to PHP Object Injection via unserialize() calls in the Workflow, Form block, and File/Set components

Concrete CMS below 9.5.2 is vulnerable to PHP Object Injection via unserialize calls in the Workflow, Form block, and File/Set components that lack the allowedclasses restriction. An unauthenticated attacker may trigger arbitrary PHP object instantiation if a malicious serialized payload has been...

CVE-2026-7888 Concrete CMS below 9.5.3 is vulnerable to PHP Object Injection via unserialize() calls in the Workflow, Form block, and File/Set components that lack the allowed_classes restriction.

Concrete CMS below 9.5.3 is vulnerable to PHP Object Injection via unserialize calls in the Workflow, Form block, and File/Set components that lack the allowedclasses restriction. The Form block and File/Set sinks were addressed in 9.5.2; the Workflow component sinks were addressed in 9.5.3. An...

CVE-2026-7888 Concrete CMS below 9.5.3 is vulnerable to PHP Object Injection via unserialize() calls in the Workflow, Form block, and File/Set components that lack the allowed_classes restriction.

Concrete CMS below 9.5.3 is vulnerable to PHP Object Injection via unserialize calls in the Workflow, Form block, and File/Set components that lack the allowedclasses restriction. The Form block and File/Set sinks were addressed in 9.5.2; the Workflow component sinks were addressed in 9.5.3. An...

CVE-2026-7888

CVE-2026-7888 affects Concrete CMS versions below 9.5.2. The vulnerability arises from PHP Object Injection via unserialize() calls in the Workflow, Form block, and File/Set components that do not enforce allowed_classes. An unauthenticated attacker could trigger arbitrary PHP object instantiatio...

EUVD-2026-34164

Concrete CMS below 9.5.2 is vulnerable to PHP Object Injection via unserialize calls in the Workflow, Form block, and File/Set components that lack the allowedclasses restriction. An unauthenticated attacker may trigger arbitrary PHP object instantiation if a malicious serialized payload has been...

CVE-2026-7888 Concrete CMS below 9.5.3 is vulnerable to PHP Object Injection via unserialize() calls in the Workflow, Form block, and File/Set components that lack the allowed_classes restriction.

Concrete CMS below 9.5.3 is vulnerable to PHP Object Injection via unserialize calls in the Workflow, Form block, and File/Set components that lack the allowedclasses restriction. The Form block and File/Set sinks were addressed in 9.5.2; the Workflow component sinks were addressed in 9.5.3. An...

PT-2026-46047

Name of the Vulnerable Software and Affected Versions Concrete CMS versions prior to 9.5.2 Description PHP Object Injection occurs due to the use of unserialize calls within the Workflow, Form block, and File/Set components that do not implement the allowed classes restriction. This allows an...