CVE-2026-42782

CVE-2026-42782 affects Apache Syncope 3.0–3.0.16, 4.0–4.0.5, and 4.1.0, caused by improper isolation that lets an administrator with sufficient entitlements load a malicious Groovy class whose static initializer reaches a non-sandboxed execution path. Remediation is to upgrade to 4.0.6 or 4.1.1, ...

CVE-2026-42782 Apache Syncope: Post-auth RCE via Groovy static

Improper Isolation or Compartmentalization vulnerability in Apache Syncope. An administrator with adequate entitlements for Implementations can create a malicious Groovy class containing untrusted code reaching a non-sandboxed execution path via the class static initializer. This issue affects...

CVE-2026-42782 Apache Syncope: Post-auth RCE via Groovy static

Improper Isolation or Compartmentalization vulnerability in Apache Syncope. An administrator with adequate entitlements for Implementations can create a malicious Groovy class containing untrusted code reaching a non-sandboxed execution path via the class static initializer. This issue affects...

CVE-2026-42782

Improper Isolation or Compartmentalization vulnerability in Apache Syncope. An administrator with adequate entitlements for Implementations can create a malicious Groovy class containing untrusted code reaching a non-sandboxed execution path via the class static initializer. This issue affects...

CVE-2026-42782 Apache Syncope: Post-auth RCE via Groovy static

Improper Isolation or Compartmentalization vulnerability in Apache Syncope. An administrator with adequate entitlements for Implementations can create a malicious Groovy class containing untrusted code reaching a non-sandboxed execution path via the class static initializer. This issue affects...

CVE-2026-42782: Improper Isolation or Compartmentalization

Improper Isolation or Compartmentalization vulnerability in Apache Syncope. An administrator with adequate entitlements for Implementations can create a malicious Groovy class containing untrusted code reaching a non-sandboxed execution path via the class static initializer. This issue affects...

PT-2026-43078

Name of the Vulnerable Software and Affected Versions Apache Syncope versions 3.0 through 3.0.16 Apache Syncope versions 4.0 through 4.0.5 Apache Syncope version 4.1.0 Description Improper Isolation or Compartmentalization allows an administrator with sufficient entitlements for Implementations t...

WS-2021-0490

openzeppelin/contracts and openzeppelin/contracts-upgradeable are vulnerable to Initializer reentrancy that may lead to double initialization. Initializer functions that are invoked separate from contract creation the most prominent example being minimal proxies may be reentered if they make an...

OESA-2026-2243 apache-mina security update

Apache MINA is a network application framework which helps users develop high performance and high scalability network applications easily. It provides an abstract event-driven asynchronous API over various transports such as TCP/IP and UDP/IP via Java NIO. Security Fixes: The fix for...

CVE-2026-42027

A flaw was found in Apache OpenNLP. An attacker, by providing a specially crafted model archive, can exploit a vulnerability in the ExtensionLoader component. This allows the attacker to force the system to load and initialize any class present on the classpath, executing its static initializer...

Unsafe Reflection

Overview org.apache.opennlp:opennlp-tools is an is a machine learning based toolkit for the processing of natural language text. Affected versions of this package are vulnerable to Unsafe Reflection that leads to arbitrary class instantiation, via the instantiateExtension method in the...

CVE-2026-42027 Apache OpenNLP: Arbitrary Class Instantiation via Model Manifest in ExtensionLoader

Arbitrary Class Instantiation via Model Manifest in Apache OpenNLP ExtensionLoader Versions Affected: before 1.9.5, before 2.5.9, before 3.0.0-M3 Description: The ExtensionLoader.instantiateExtensionClass, String method loads a class by its fully-qualified name via Class.forName and invokes its...

CVE-2026-42027 Apache OpenNLP: Arbitrary Class Instantiation via Model Manifest in ExtensionLoader

Arbitrary Class Instantiation via Model Manifest in Apache OpenNLP ExtensionLoader Versions Affected: before 1.9.5, before 2.5.9, before 3.0.0-M3 Description: The ExtensionLoader.instantiateExtensionClass, String method loads a class by its fully-qualified name via Class.forName and invokes its...

EUVD-2026-27005

Arbitrary Class Instantiation via Model Manifest in Apache OpenNLP ExtensionLoader Versions Affected: before 2.5.9, before 3.0.0-M3 Description: The ExtensionLoader.instantiateExtensionClass, String method loads a class by its fully-qualified name via Class.forName and invokes its no-arg...

CVE-2026-42027

Apache OpenNLP is vulnerable to arbitrary class instantiation via its ExtensionLoader component in versions before 1.9.5, 2.5.9, and 3.0.0-M3. The instantiateExtension method uses Class.forName() to load classes based on the manifest.properties entry of a model archive. Because the type check occ...

CVE-2026-42027

Arbitrary Class Instantiation via Model Manifest in Apache OpenNLP ExtensionLoader Versions Affected: before 1.9.5, before 2.5.9, before 3.0.0-M3 Description: The ExtensionLoader.instantiateExtensionClass, String method loads a class by its fully-qualified name via Class.forName and invokes its...

CVE-2026-42027: Use of Externally-Controlled Input to Select Classes or Code

Arbitrary Class Instantiation via Model Manifest in Apache OpenNLP ExtensionLoader Versions Affected: before 1.9.5, before 2.5.9, before 3.0.0-M3 Description: The ExtensionLoader.instantiateExtensionClass, String method loads a class by its fully-qualified name via Class.forName and invokes its...

CVE-2026-42778

The fix for CVE-2026-41409 was not applied to the 2.1.X and 2.2.X branches. Here was the original issue description: The fix for CVE-2024-52046 in Apache MINA AbstractIoBuffer.getObject was incomplete. The classname allowlist of classes allowed to be deserialized was applied too late after a stat...

CVE-2026-42778: Deserialization of Untrusted Data

The fix for CVE-2026-41409 was not applied to the 2.1.X and 2.2.X branches. Here was the original issue description: The fix for CVE-2024-52046 in Apache MINA AbstractIoBuffer.getObject was incomplete. The classname allowlist of classes allowed to be deserialized was applied too late after a stat...

CVE-2026-41409: Deserialization of Untrusted Data

The fix for CVE-2024-52046 in Apache MINA AbstractIoBuffer.getObject was incomplete. The classname allowlist of classes allowed to be deserialized was applied too late after a static initializer in a class to be read might already have been executed. Affected versions are Apache MINA 2.0.0 =...