Review reviewHigh

CVE-2026-54513

FasterXML jackson-databind, Red Hat Build of Apache Camel 4.18 for Quarkus 3.33, Red Hat Data Grid 8.6.2

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, 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 therefore still permits EvilType[] even though EvilType is not allowlisted. When Jackson deserializes the elements and no per-element type IDs ar...

CVSS: 8.1
EPSS: 0.71%
CISA KEV: Not listed
Published: 2026.06.24

PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV

Exploit probability0.71%

Technical severityCVSS 8.1

Vulnerability overview

Affected product and versions

Product: FasterXML jackson-databind, Red Hat Build of Apache Camel 4.18 for Quarkus 3.33, Red Hat Data Grid 8.6.2
Affected versions: >= >= 2.10.0, < 2.18.8, >= >= 2.19.0, < 2.21.4, >= >= 3.0.0, < 3.1.4, >= 2.10.0 < 2.18.8, >= 2.19.0 < 2.21.4, >= 3.0.0 < 3.1.4
Fixed versions: 2.18.8, 2.21.4, 3.1.4

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

1
Identify
Confirm that FasterXML jackson-databind, Red Hat Build of Apache Camel 4.18 for Quarkus 3.33, Red Hat Data Grid 8.6.2 and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-184