CVE-2026-54512

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

23/06/2026

Last modified:

27/06/2026

Description

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&#39;s PolymorphicTypeValidator (PTV) is the primary safety mechanism guarding polymorphic deserialization. When polymorphic typing is enabled and a type identifier contains generic parameters (i.e. the type ID string contains

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.10 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

8.10

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:fasterxml:jackson-databind::::::::	2.10.0 (including)	2.18.8 (excluding)
cpe:2.3:a:fasterxml:jackson-databind::::::::	2.19.0 (including)	2.21.4 (excluding)
cpe:2.3:a:fasterxml:jackson-databind::::::::	3.0.0 (including)	3.1.4 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2026-54512

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools