Important: Red Hat Security Advisory: Red Hat build of Keycloak 26.4.17 Images Security Update

New images are available for Red Hat build of Keycloak 26.4.17 and Red Hat build of Keycloak 26.4.17 Operator, running on OpenShift Container Platform Red Hat build of Keycloak is an integrated sign-on solution, available as a Red Hat JBoss Middleware for OpenShift containerized image. The Red Ha...

jackson-databind: com.fasterxml.jackson.core/jackson-databind: tools.jackson.core/jackson-databind: Jackson-databind: PolymorphicTypeValidator bypass via generic type arguments and array element types in jackson-databind allows arbitrary class instantiation (incomplete fix for CV

PolymorphicTypeValidator bypass via generic type arguments and array element types in jackson-databind allows arbitrary class instantiation incomplete fix for CVE-2026-54512 CVE-2026-110879...

jackson-databind: com.fasterxml.jackson.core/jackson-databind: tools.jackson.core/jackson-databind: Jackson-databind: PolymorphicTypeValidator bypass via generic type arguments and array element types in jackson-databind allows arbitrary class instantiation (incomplete fix for CV

PolymorphicTypeValidator bypass via generic type arguments and array element types in jackson-databind allows arbitrary class instantiation incomplete fix for CVE-2026-54512 CVE-2026-110879...

CVE-2026-21020-Protobuf-Message-Parsing-Polymorphic-Deserialization-Vulnerability

CVE-2026-21020 – Protobuf Message Parsing Polymorphic Deserialization Vulnerability Program Code Python with protobuf protovuln.py - Insecure handling of Any type import addressbookpb2 Example protobuf Simulated deserialization that trusts an injected typeurl from google.protobuf import anypb2...

CVE-2026-110879

jackson-databind validates the outer class of a class-name type ID but accepts attacker-selected classes inside its generic arguments, even when those classes violate the declared type or would be rejected as direct type IDs. This bypasses the generic-argument validation added for CVE-2026-54512...

CVE-2026-110879 jackson-databind: PolymorphicTypeValidator bypass via generic type arguments and array element types allows arbitrary class instantiation (incomplete fix for CVE-2026-54512)

jackson-databind validates the outer class of a class-name type ID but accepts attacker-selected classes inside its generic arguments, even when those classes violate the declared type or would be rejected as direct type IDs. This bypasses the generic-argument validation added for CVE-2026-54512...

CVE-2026-110879

The jackson-databind library (com.fasterxml.jackson.core:jackson-databind from version 2.10.0 and tools.jackson.core:jackson-databind from version 3.0.0 ) contains a PolymorphicTypeValidator bypass. The vulnerability occurs because the library validates the outer class of a class-name type ID but...

CVE-2026-110879 jackson-databind: PolymorphicTypeValidator bypass via generic type arguments and array element types allows arbitrary class instantiation (incomplete fix for CVE-2026-54512)

jackson-databind validates the outer class of a class-name type ID but accepts attacker-selected classes inside its generic arguments, even when those classes violate the declared type or would be rejected as direct type IDs. This bypasses the generic-argument validation added for CVE-2026-54512...

Important: Red Hat Security Advisory: Red Hat Build of Apache Camel 4.18 for Quarkus 3.33 update is now available (RHBQ 3.33.4.SP1)

An update for Red Hat Build of Apache Camel 4.18 for Quarkus 3.33 update is now available RHBQ 3.33.4.SP1. The purpose of this text-only errata is to inform you about the enhancements that improve your developer experience and ensure the security and stability of your products. Red Hat Product...

Important: Red Hat Security Advisory: Red Hat build of Quarkus 3.33.4.SP1 release and security update

An update is now available for Red Hat build of Quarkus. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability. For more informatio...

jackson-databind: com.fasterxml.jackson.core/jackson-databind: tools.jackson.core/jackson-databind: Jackson-databind: PolymorphicTypeValidator bypass via generic type arguments and array element types in jackson-databind allows arbitrary class instantiation (incomplete fix for CV

PolymorphicTypeValidator bypass via generic type arguments and array element types in jackson-databind allows arbitrary class instantiation incomplete fix for CVE-2026-54512 CVE-2026-110879...

jackson-databind: com.fasterxml.jackson.core/jackson-databind: tools.jackson.core/jackson-databind: Jackson-databind: PolymorphicTypeValidator bypass via generic type arguments and array element types in jackson-databind allows arbitrary class instantiation (incomplete fix for CV

PolymorphicTypeValidator bypass via generic type arguments and array element types in jackson-databind allows arbitrary class instantiation incomplete fix for CVE-2026-54512 CVE-2026-110879...

Important: Red Hat Security Advisory: Red Hat build of Quarkus 3.27.6.SP1 release and security update

An update is now available for Red Hat build of Quarkus. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability. For more informatio...

CVE-2026-110879

PolymorphicTypeValidator bypass via generic type arguments and array element types in jackson-databind allows arbitrary class instantiation incomplete fix for CVE-2026-54512 CVE-2026-110879 Mitigation Mitigation for this issue is either not available or the currently available options do not meet...

Astra Linux – Vulnerability in ruby-kramdown

Before version 2.3.1, Kramdown did not restrict Rouge formatters to the Rouge::Formatters namespace, allowing arbitrary classes to be instantiated...

Security Bulletin: IBM SPSS Modeler is affected by vulnerabilities in Apache OpenNLP

Summary IBM SPSS Modeler is affected by vulnerabilities in Apache OpenNLP. This has been addressed in the remediation section. Vulnerability Details CVEID:CVE-2026-63317 DESCRIPTION: Arbitrary Class Instantiation via XML Feature Generator Descriptor and Format Name in Apache OpenNLP Versions...

RHLW-2026-BAD5CA0773255E9E Lightwell Security Advisory: jackson-databind 2.13.4.1-rhlw-00013

Red Hat Lightwell has released com.fasterxml.jackson.core:jackson-databind 2.13.4.1-rhlw-00013 with backported fixes for CVE-2026-50193, CVE-2026-54512, CVE-2026-54513, and CVE-2026-54514. CVE-2026-50193: jackson-databind: Deeply nested JsonNode throws StackOverflowError for toString...

BIT-MOODLE-2026-102580 Moodle: arbitrary class instantiation via report builder audience classname

A flaw was found in Moodle. An authenticated attacker can supply an improperly validated audience class name to the Report Builder component, allowing arbitrary class instantiation. This vulnerability enables the unauthorized creation of internal program objects, which may result in unexpected...

CVE-2026-105115 OpenAM before 16.1.3 Unauthenticated Arbitrary Class Instantiation via JAX-RPC Interface

OpenAM before 16.1.3 contains an unauthenticated arbitrary class instantiation vulnerability in the legacy JAX-RPC SOAP interface that allows remote attackers to load classes without authentication. Attackers can send SOAP requests to /jaxrpc/ with an unverified session identifier and a chosen...

CVE-2026-105115 OpenAM before 16.1.3 Unauthenticated Arbitrary Class Instantiation via JAX-RPC Interface

OpenAM before 16.1.3 contains an unauthenticated arbitrary class instantiation vulnerability in the legacy JAX-RPC SOAP interface that allows remote attackers to load classes without authentication. Attackers can send SOAP requests to /jaxrpc/ with an unverified session identifier and a chosen...