What is CVE-2026-40048?

CVE-2026-40048 is a high-severity vulnerability in Apache Camel, classified under Deserialization of Untrusted Data. CVSS score: 7.8/10. Published 2026-04-27.

How severe is CVE-2026-40048?

High severity. CVSS v3 base score is 7.8 out of 10.

Deserialization in Apache Camel

CVE-2026-40048

The Camel-PQC FileBasedKeyLifecycleManager class deserializes the contents of `<keyId>.key` files in the configured key directory using java.io.ObjectInputStream without applying any ObjectInputFilter or class-loading restrictions. The cas…

Vulnerability class: Insecure Deserialization

EPSS: 0.000 (8.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Apache Camel — versions 4.19.0
Apache Software Foundation Camel Pqc — versions 4.19.0, 4.18.0

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

security@apache.org (vendor-advisory, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2026-40048?: CVE-2026-40048 is a high-severity vulnerability in Apache Camel, classified under Deserialization of Untrusted Data. CVSS score: 7.8/10. Published 2026-04-27.
How severe is CVE-2026-40048?: High severity. CVSS v3 base score is 7.8 out of 10.