CVE-2026-83557 jackson-databind omits java.lang.Comparable from DefaultBaseTypeLimitingValidator's unsafe base types

DefaultBaseTypeLimitingValidator is the PolymorphicTypeValidator applied automatically whenever @JsonTypeInfo is used without an explicitly configured custom validator. It denies polymorphic resolution only for a fixed set of "unsafe base types", and its isSafeSubType method returns true...

PT-2026-84291

Name of the Vulnerable Software and Affected Versions com.fasterxml.jackson.core:jackson-databind versions 2.11.0 through 2.18.9 com.fasterxml.jackson.core:jackson-databind versions 2.19.0 through 2.21.5 com.fasterxml.jackson.core:jackson-databind versions 2.22.0 through 2.22.1...

Security Bulletin: Security vulnerabilities have been identified in Java Jackson Databind library shipped with IBM Guardium Cryptography Manager (GCM)

Summary Security vulnerabilities identified in Jackson Databind shipped with IBM Guardium Cryptography Manager GCM have been addressed Vulnerability Details CVEID:CVE-2026-54512 DESCRIPTION: jackson-databind contains the general-purpose data-binding functionality and tree-model for Jackson Data...

Security Bulletin: Security vulnerabilities have been identified in Jackson Databind shipped with IBM Guardium Cryptography Manager (GCM)

Summary Security vulnerabilities identified in Jackson Databind shipped with IBM Guardium Cryptography Manager GCM have been addressed Vulnerability Details CVEID:CVE-2026-54512 DESCRIPTION: jackson-databind contains the general-purpose data-binding functionality and tree-model for Jackson Data...

Security Bulletin: IBM Watson Speech Services Cartridge is vulnerable to multiple issues in jackson-databind [CVE-2026-54512, CVE-2026-54513, CVE-2026-54514, CVE-2026-54515]

Summary IBM Watson Speech Services Cartridge is vulnerable to multiple issues in jackson-databind CVE-2026-54512, CVE-2026-54513, CVE-2026-54514, CVE-2026-54515. Jackson-databind is used as part of our microservices. These vulnerabilities have been addressed. Please read the details for remediati...

Security Bulletin: IBM Integration Designer is vulnerable to multiple CVEs

Summary Multiple vulnerabilities are resolved: CVE-2026-54512, CVE-2026-54513, CVE-2026-54514, CVE-2026-54515, CVE-2026-54516, CVE-2026-54517, CVE-2026-54518 Vulnerability Details CVEID:CVE-2026-54512 DESCRIPTION: jackson-databind contains the general-purpose data-binding functionality and...

CVE-2026-71558 Apache Fory: Heap type confusion in C++ polymorphic smart-pointer deserialization

Heap type confusion vulnerability in Apache Fory C++ deserialization. This issue affects Apache Fory C++ versions from 0.14.0 before 1.5.0. A crafted input payload can bypass type compatibility checks during polymorphic smart-pointer deserialization, causing an object of an incompatible type to b...

CVE-2026-71558

A heap type confusion vulnerability exists in Apache Fory C++ versions 0.14.0 before 1.5.0 . The root cause is a failure to properly validate type compatibility during polymorphic smart-pointer deserialization , which allows a crafted input payload to force the system to treat an incompatible obj...

EUVD-2026-54422

Heap type confusion vulnerability in Apache Fory C++ deserialization. This issue affects Apache Fory C++ versions from 0.14.0 before 1.5.0. A crafted input payload can bypass type compatibility checks during polymorphic smart-pointer deserialization, causing an object of an incompatible type to b...

DoS (Denial of Service) com.fasterxml.jackson.core:jackson-databind Dependency in Crucible Server

This High severity DoS Denial of Service vulnerability was introduced in version 4.9.0 of Crucible Server. This DoS Denial of Service vulnerability, with a CVSS Score of 8.1 and a CVSS Vector of CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H allows an unauthenticated attacker to cause a resource to...

Security Bulletin: Vulnerabilities in jackson-databind may affect IBM APM Linux KVM Agent for Virtual Environments.

Summary There are vulnerabilities in the jackson-databind jar used by IBM APM Linux KVM Agent for Virtual Environments. Vulnerability Details CVEID:CVE-2026-54512 DESCRIPTION: jackson-databind contains the general-purpose data-binding functionality and tree-model for Jackson Data Processor. From...

Exploit for CVE-2026-21020

--- CVE-2026-21020 – Protobuf Message Parsing Polymorphic De...

Security Bulletin: SPSS Collaboration and Deployment Services is affected by multiple vulnerabilities in jackson-databind

Summary SPSS Collaboration and Deployment Services is affected by multiple vulnerabilities in jackson-databind. This has been addressed in the remediation section. Vulnerability Details CVEID:CVE-2026-54512 DESCRIPTION: jackson-databind contains the general-purpose data-binding functionality and...

Important: jackson-databind

Issue Overview: jackson-databind contains the general-purpose data-binding functionality and tree-model for Jackson Data Processor. From 2.10.0 until 2.18.8, 2.21.4, and 3.1.4, jackson-databind's PolymorphicTypeValidator PTV is the primary safety mechanism guarding polymorphic deserialization. Wh...

Amazon Linux 2023 : jackson-databind (ALAS2023-2026-1947)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1947 advisory. jackson-databind contains the general-purpose data-binding functionality and tree-model for Jackson Data Processor. From 2.10.0 until 2.18.8, 2.21.4, and 3.1.4, jackson-databind's...

Security Bulletin: IBM SPSS Modeler is affected by multiple vulnerabilities in DataView

Summary IBM SPSS Modeler is affected by multiple vulnerabilities in DataView. This has been addressed in the remediation section. Vulnerability Details CVEID:CVE-2026-50193 DESCRIPTION: jackson-databind contains the general-purpose data-binding functionality and tree-model for Jackson Data...

Linux Distros Unpatched Vulnerability : CVE-2026-54512

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - jackson-databind contains the general-purpose data-binding functionality and tree-model for Jackson Data Processor. From 2.10.0 until 2.18.8, 2.21.4, and 3.1.4,...

jackson-databind has an array subtype allowlist bypass in BasicPolymorphicTypeValidator (allowIfSubTypeIsArray)

Summary BasicPolymorphicTypeValidator.Builder.allowIfSubTypeIsArray allowlists any array type based only on clazz.isArray, without validating the array's component element type against the configured allowlist. A PTV built with allowIfSubTypeIsArray plus an explicit concrete-type allowlist...

DEBIAN-CVE-2026-54512

jackson-databind contains the general-purpose data-binding functionality and tree-model for Jackson Data Processor. From 2.10.0 until 2.18.8, 2.21.4, and 3.1.4, jackson-databind's PolymorphicTypeValidator PTV is the primary safety mechanism guarding polymorphic deserialization. When polymorphic...

CVE-2026-54512

jackson-databind contains the general-purpose data-binding functionality and tree-model for Jackson Data Processor. From 2.10.0 until 2.18.8, 2.21.4, and 3.1.4, jackson-databind's PolymorphicTypeValidator PTV is the primary safety mechanism guarding polymorphic deserialization. When polymorphic...