Security Bulletin: A vulnerability in logback-core-1.3.14.jar found in IBM Devops Code ClearCase

Summary A vulnerability in logback-core-1.3.14.jar found in IBM Devops Code ClearCase CVE-2026-9828 Vulnerability Details CVEID:CVE-2026-9828 DESCRIPTION: Deserialization of untrusted data vulnerability in QOS.CH Sarl logback logback-core HardenedObjectInputStream logback-core modules allows Obje...

CVE-2026-91939

Cotonti 1.0.0 Comments plugin passes the ci GET parameter to unserialize without allowedclasses restriction, allowing unauthenticated attackers to instantiate arbitrary PHP classes with attacker-controlled properties. Attackers can exploit PHP object injection through crafted serialized payloads ...

CVE-2026-91939 Cotonti 1.0.0 Comments Plugin PHP Object Injection via ci Parameter

Cotonti 1.0.0 Comments plugin passes the ci GET parameter to unserialize without allowedclasses restriction, allowing unauthenticated attackers to instantiate arbitrary PHP classes with attacker-controlled properties. Attackers can exploit PHP object injection through crafted serialized payloads ...

CVE-2026-91939 Cotonti 1.0.0 Comments Plugin PHP Object Injection via ci Parameter

Cotonti 1.0.0 Comments plugin passes the ci GET parameter to unserialize without allowedclasses restriction, allowing unauthenticated attackers to instantiate arbitrary PHP classes with attacker-controlled properties. Attackers can exploit PHP object injection through crafted serialized payloads ...

CVE-2026-91939

Cotonti 1.0.0 Comments plugin passes the ci GET parameter directly to unserialize() without an allowed_classes restriction. This allows unauthenticated attackers to inject arbitrary PHP objects via crafted serialized payloads, triggering gadget chains that can lead to database manipulation or rem...

CVE-2026-91939 Cotonti 1.0.0 Comments Plugin PHP Object Injection via ci Parameter

Cotonti 1.0.0 Comments plugin passes the ci GET parameter to unserialize without allowedclasses restriction, allowing unauthenticated attackers to instantiate arbitrary PHP classes with attacker-controlled properties. Attackers can exploit PHP object injection through crafted serialized payloads ...

EUVD-2026-80000

Cotonti 1.0.0 Comments plugin passes the ci GET parameter to unserialize without allowedclasses restriction, allowing unauthenticated attackers to instantiate arbitrary PHP classes with attacker-controlled properties. Attackers can exploit PHP object injection through crafted serialized payloads ...

Security Bulletin: IBM Terracotta is affected by Logback vulnerabilities that could allow attackers to exploit conditional configuration file processing

Summary IBM Terracotta uses Logback for logging purposes within the product. Vulnerability Details CVEID:CVE-2026-10532 DESCRIPTION: Deserialization of untrusted data vulnerability in QOS.CH Sarl logback logback-core HardenedObjectInputStream logback-core modules allows Object Injection, albeit...

CVE-2026-91939: Deserialization of Untrusted Data

Cotonti 1.0.0 Comments plugin passes the ci GET parameter to unserialize without allowedclasses restriction, allowing unauthenticated attackers to instantiate arbitrary PHP classes with attacker-controlled properties. Attackers can exploit PHP object injection through crafted serialized payloads ...

Linux Distros Unpatched Vulnerability : CVE-2026-17495

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - moment is a JavaScript date library for parsing, validating, manipulating, and formatting dates. In versions 2.29.2 through 2.30.1, a specially crafted non-stri...

PT-2026-93177

Cotonti 1.0.0 Comments plugin passes the ci GET parameter to unserialize without allowed classes restriction, allowing unauthenticated attackers to instantiate arbitrary PHP classes with attacker-controlled properties. Attackers can exploit PHP object injection through crafted serialized payloads...

CVE-2026-49400

October System provides the system module for October Content Management System. Prior to versions 3.7.17 and 4.2.21, the backend SessionMaker trait stored widget session state as base64serialize... and consumed it with unserialize without an allowedclasses restriction. Any code path that could...

EUVD-2026-77682

October System provides the system module for October Content Management System. Prior to versions 3.7.17 and 4.2.21, the backend SessionMaker trait stored widget session state as base64serialize... and consumed it with unserialize without an allowedclasses restriction. Any code path that could...

CVE-2026-49400 October CMS: PHP Object Injection via Backend Widget Session Storage

October System provides the system module for October Content Management System. Prior to versions 3.7.17 and 4.2.21, the backend SessionMaker trait stored widget session state as base64serialize... and consumed it with unserialize without an allowedclasses restriction. Any code path that could...

CVE-2026-49400 October CMS: PHP Object Injection via Backend Widget Session Storage

October System provides the system module for October Content Management System. Prior to versions 3.7.17 and 4.2.21, the backend SessionMaker trait stored widget session state as base64serialize... and consumed it with unserialize without an allowedclasses restriction. Any code path that could...

CVE-2026-49400

October CMS (System module) prior to v3.7.17 and v4.2.21 is affected by a PHP object injection vulnerability in the backend SessionMaker trait, which stored widget session state as base64(serialize(...)) and deserialized it with unserialize() without an allowed_classes restriction. Exploitation r...

CVE-2026-49400 October CMS: PHP Object Injection via Backend Widget Session Storage

October System provides the system module for October Content Management System. Prior to versions 3.7.17 and 4.2.21, the backend SessionMaker trait stored widget session state as base64serialize... and consumed it with unserialize without an allowedclasses restriction. Any code path that could...

October CMS: PHP Object Injection via Backend Widget Session Storage

The backend SessionMaker trait stored widget session state as base64serialize... and consumed it with unserialize without an allowedclasses restriction. Any code path that could write to a widget. session key with attacker-controlled bytes could trigger PHP object injection the next time the widg...

GHSA-2FF2-MX52-Q8WP October CMS: PHP Object Injection via Backend Widget Session Storage

The backend SessionMaker trait stored widget session state as base64serialize... and consumed it with unserialize without an allowedclasses restriction. Any code path that could write to a widget. session key with attacker-controlled bytes could trigger PHP object injection the next time the widg...

Wordfence Argus Identifies Two Critical Unauthenticated Vulnerability Chains Leading to Remote Code Execution in The Events Calendar Plugin

On August 21 and August 22, 2026, Wordfence Argus, created by the Wordfence Threat Intelligence team, identified two independent critical vulnerability chains in The Events Calendar, a WordPress plugin active on more than 600,000 websites. Both chains begin in the plugin's widget-rendering pipeli...