java-1.8.0-ibm: Arbitrary class loading and instantiation via malicious IIOP server

A flaw was found in the ORB Object Request Broker component of IBM SDK, Java Technology Edition. A malicious IIOP Internet Inter-ORB Protocol server could exploit this vulnerability to force the loading and creation of unauthorized software components. This could lead to the execution of arbitrar...

RHEL 8 : java-1.8.0-ibm (RHSA-2026:52949)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:52949 advisory. IBM Java SE version 8 includes the IBM Java Runtime Environment and the IBM Java Software Development Kit. Security Fixes: Little CMS: lcms...

CVE-2026-8400

IBM WebSphere Application Server 8.5, and 9.0 and IBM WebSphere Application Server - Liberty Continuous delivery has a flaw in the ORB component in IBM SDK, Java Technology Edition, may allow a malicious IIOP server to induce loading and instantation of arbitrary classes...

CVE-2026-8400

IBM WebSphere Application Server 8.5, and 9.0 and IBM WebSphere Application Server - Liberty Continuous delivery has a flaw in the ORB component in IBM SDK, Java Technology Edition, may allow a malicious IIOP server to induce loading and instantation of arbitrary classes...

CVE-2026-8400

CVE-2026-8400 affects IBM WebSphere Application Server 8.5, 9.0, and WebSphere Application Server Liberty Continuous Delivery. The issue is in the ORB component of IBM SDK, Java Technology Edition, where a malicious IIOP server could cause loading and instantiation of arbitrary classes, enabling ...

CVE-2026-8400 Multiple Vulnerabilities in IBM® Java SDK affect IBM WebSphere Application Server and WebSphere Application Server Liberty due to the July 2026 CPU

IBM WebSphere Application Server 8.5, and 9.0 and IBM WebSphere Application Server - Liberty Continuous delivery has a flaw in the ORB component in IBM SDK, Java Technology Edition, may allow a malicious IIOP server to induce loading and instantation of arbitrary classes...

CVE-2026-8400 Multiple Vulnerabilities in IBM® Java SDK affect IBM WebSphere Application Server and WebSphere Application Server Liberty due to the July 2026 CPU

IBM WebSphere Application Server 8.5, and 9.0 and IBM WebSphere Application Server - Liberty Continuous delivery has a flaw in the ORB component in IBM SDK, Java Technology Edition, may allow a malicious IIOP server to induce loading and instantation of arbitrary classes...

PT-2026-68216

Name of the Vulnerable Software and Affected Versions IBM WebSphere Application Server versions 8.5 and 9.0 IBM WebSphere Application Server - Liberty Continuous delivery affected versions not specified Description A flaw exists in the ORB Object Request Broker component of the IBM SDK, Java...

CVE-2026-8400: Use of Externally-Controlled Input to Select Classes or Code

IBM WebSphere Application Server 8.5, and 9.0 and IBM WebSphere Application Server - Liberty Continuous delivery has a flaw in the ORB component in IBM SDK, Java Technology Edition, may allow a malicious IIOP server to induce loading and instantation of arbitrary classes...

GHSA-WG5R-WC3X-39VC OpenAM: Unauthenticated Remote Code Execution via Class.forName in AuthXMLUtils.createCustomCallback

Summary A pre-authentication remote code execution vulnerability affects OpenAM. The remote authentication endpoint /authservice, PLL accepts an XML element that names an arbitrary Java class, which the server then loads and instantiates without validation. On a default configuration this is...

OpenAM: Unauthenticated Remote Code Execution via Class.forName in AuthXMLUtils.createCustomCallback

Summary A pre-authentication remote code execution vulnerability affects OpenAM. The remote authentication endpoint /authservice, PLL accepts an XML element that names an arbitrary Java class, which the server then loads and instantiates without validation. On a default configuration this is...

CVE-2026-63317

Arbitrary Class Instantiation via XML Feature Generator Descriptor and Format Name in Apache OpenNLP Versions Affected: - before 2.5.10 - before 3.0.0-M5 Description: Three code paths in Apache OpenNLP load a class by its fully-qualified name via Class.forName and invoke its no-arg constructor...

CVE-2026-63317

Arbitrary Class Instantiation via XML Feature Generator Descriptor and Format Name in Apache OpenNLP Versions Affected: - before 2.5.10 - before 3.0.0-M5 Description: Three code paths in Apache OpenNLP load a class by its fully-qualified name via Class.forName and invoke its no-arg constructor...

PT-2026-64261

Name of the Vulnerable Software and Affected Versions Apache OpenNLP versions prior to 2.5.10 Apache OpenNLP versions prior to 3.0.0-M5 Description Three code paths allow arbitrary class instantiation by loading a class via its fully-qualified name using Class.forName and invoking its no-arg...

CVE-2026-54512

A flaw was found in jackson-databind. This vulnerability allows a remote attacker to bypass the PolymorphicTypeValidator PTV when polymorphic typing is enabled and a type identifier contains generic parameters. By crafting a malicious type ID, an attacker can place a denied class as a generic typ...

EUVD-2026-40387

IBM WebSphere Extreme Scale 8.6.1.0 through 8.6.1.6 's Object Query Language engine resolves attacker-supplied class names via Class.forName and invokes their constructors with no allow-list at three distinct sinks SELECT NEW, enum literals, and reflection-based comparators; an authenticated remo...

Exploit for Uncontrolled Resource Consumption in Github Cmark-Gfm

graylog-cve-2023-24824-exploit Proof-of-...

Exploit for Improper Access Control in Graylog

Exploiting Arbitrary Class Loading on the JVM This repository...

GHSA-PP89-732F-3G8Q OpenAM has Unsafe Java Deserialization via SNS

Summary Description A Deserialization of Untrusted Data CWE-502 issue exists in OpenAM's Push Notification SNS callback resource. The REST route that handles SNS push messages is mounted with anonymous access and, when a supplied message identifier has expired from the in-memory dispatcher, falls...

PT-2026-52639

Summary Description A Deserialization of Untrusted Data CWE-502 issue exists in OpenAM's Push Notification SNS callback resource. The REST route that handles SNS push messages is mounted with anonymous access and, when a supplied message identifier has expired from the in-memory dispatcher, falls...