CVE-2026-10721 Concrete CMS below 9.5.2 is vulnerable to PHP Object Injection via unserialize() calls in the in Permission, Cache, and Search components

Concrete CMS below 9.5.2 is vulnerable to PHP Object Injection via unserialize calls in the in Permission, Cache, and Search components. An unauthenticated attacker may trigger arbitrary PHP object instantiation if a malicious serialized payload has been placed in the database. Thanks XananasX7...

EUVD-2026-35994

Concrete CMS below 9.5.2 is vulnerable to PHP Object Injection via unserialize calls in the in Permission, Cache, and Search components. An unauthenticated attacker may trigger arbitrary PHP object instantiation if a malicious serialized payload has been placed in the database. Thanks XananasX7...

CVE-2026-10721

Concrete CMS

PT-2026-48390

Concrete CMS below 9.5.2 is vulnerable to PHP Object Injection via unserialize calls in the in Permission, Cache, and Search components. An unauthenticated attacker may trigger arbitrary PHP object instantiation if a malicious serialized payload has been placed in the database. Thanks XananasX7...

CVE-2026-49740

TYPO3's cache frontend VariableFrontend and persistent key-value store Registry deserialized PHP payloads without integrity validation or class restrictions. An attacker with write access to the underlying storage backend cache store or sysregistry database table could inject a crafted serialized...

CVE-2026-49740 TYPO3 CMS - Insecure Deserialization in Core API

TYPO3's cache frontend VariableFrontend and persistent key-value store Registry deserialized PHP payloads without integrity validation or class restrictions. An attacker with write access to the underlying storage backend cache store or sysregistry database table could inject a crafted serialized...

EUVD-2026-35379

The Blocksy theme for WordPress is vulnerable to PHP Object Injection leading to Remote Code Execution via the 'blocksymeta' REST API field and the V200 database migration in versions up to and including 2.1.35. This is due to insufficient input sanitization in the blocksysanitizepostmetaoptions...

CVE-2026-8365 Blocksy <= 2.1.41 - Authenticated (Contributor+) PHP Object Injection via Deserialization of Untrusted Data via 'blocksy_meta' REST API Field

The Blocksy theme for WordPress is vulnerable to PHP Object Injection leading to Remote Code Execution via the 'blocksymeta' REST API field and the V200 database migration in versions up to and including 2.1.35. This is due to insufficient input sanitization in the blocksysanitizepostmetaoptions...

PT-2026-47747

Name of the Vulnerable Software and Affected Versions TYPO3 CMS versions prior to 10.4.57 TYPO3 CMS versions 11.0.0 through 11.5.51 TYPO3 CMS versions 12.0.0 through 12.4.46 TYPO3 CMS versions 13.0.0 through 13.4.31 TYPO3 CMS versions 14.0.0 through 14.3.3 Description The cache frontend...

WordPress Blocksy theme <= 2.1.41 - Authenticated (Contributor+) PHP Object Injection vulnerability

Authenticated Contributor+ PHP Object Injection vulnerability discovered by Quốc Huy jtwings - Puramu in WordPress Theme Blocksy versions = 2.1.41...

PT-2026-47723

Name of the Vulnerable Software and Affected Versions Blocksy versions prior to 2.1.36 Description Insufficient input sanitization in the blocksy sanitize post meta options function allows authenticated attackers with contributor-level access or higher to store serialized PHP object strings in po...

CVE-2026-7566

The LearnPress – Backup & Migration Tool plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 4.1.4 via deserialization of untrusted input . This makes it possible for authenticated attackers, with administrator-level access and above, to inject a PHP...

CVE-2026-7566

The LearnPress – Backup & Migration Tool plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 4.1.4 via deserialization of untrusted input . This makes it possible for authenticated attackers, with administrator-level access and above, to inject a PHP...

CVE-2026-7566

The LearnPress – Backup & Migration Tool (WordPress) is affected by a PHP Object Injection in versions up to and including 4.1.4. The issue arises from deserialization of untrusted input via a WXR XML file upload, and requires authenticated access with administrator-level privileges or higher. If...

CVE-2026-7566 LearnPress – Backup & Migration Tool <= 4.1.4 - Authenticated (Administrator+) PHP Object Injection via WXR XML File Upload

The LearnPress – Backup & Migration Tool plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 4.1.4 via deserialization of untrusted input . This makes it possible for authenticated attackers, with administrator-level access and above, to inject a PHP...

EUVD-2026-34947

The LearnPress – Backup & Migration Tool plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 4.1.4 via deserialization of untrusted input . This makes it possible for authenticated attackers, with administrator-level access and above, to inject a PHP...

CVE-2026-7654

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...

CVE-2026-7654

The Admin Columns plugin for WordPress (up to version 7.0.18) is vulnerable to PHP Object Injection that leads to Remote Code Execution. Root cause: unserialize() used without an allowed_classes restriction in IdsToCollection::get_ids_from_string(), processing attacker-controlled post meta values...

CVE-2026-7635

The coreActivity: Activity Logging for WordPress plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 3.0. This is due to the plugin failing to validate or strip PHP serialization syntax from the User-Agent HTTP header before storing it in the logmeta...

CVE-2026-7888

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...