Review reviewHigh

CVE-2026-42527

Apache Software Foundation Apache Camel, camel

Deserialization of Untrusted Data vulnerability in Apache Camel. The default ObjectInputFilter pattern shipped with several Apache Camel components for defense-in-depth deserialization filtering ('java.**;javax.**;org.apache.camel.**;!*', or the no-'javax.**' variant in the aggregation-repository components) uses a recursive 'java.**' glob that admits classes whose hashCode/equals/readObject methods perform network I/O, notably java.net.URL and java.net.InetAddress. When an attacker can deliver a Java-serialized payload to an affected Camel consumer, deserialization of a HashMap (or any col...

CVSS: 8.1
EPSS: 0.63%
CISA KEV: Not listed
Published: 2026.07.06

PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV

Exploit probability0.63%

Technical severityCVSS 8.1

Vulnerability overview

Affected product and versions

Product: Apache Software Foundation Apache Camel, camel
Affected versions: 4.14.0, 4.15.0, 4.19.0, >= 4.14.0 < 4.14.8, >= 4.18.0 < 4.18.3, 4.20.0
Fixed versions: 4.14.8, 4.18.3

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

1
Identify
Confirm that Apache Software Foundation Apache Camel, camel 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-502