CVE-2026-46588 Apache Camel-CouchDB: Non-Camel-prefixed Exchange headers bypass HeaderFilterStrategy allowing operation override from untrusted input

What is CVE-2026-46588?

CVE-2026-46588 is a high-severity vulnerability in Apache Camel, published on 6 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Improper Input Validation vulnerability in Apache Camel.

This issue affects Apache Camel: through 4.14.7, from 4.15.0 through 4.18.2, from 4.19.0 through 4.20.0.

Users are recommended to upgrade to version 4.14.8, 4.18.3, 4.21.0, which fixes the issue.

Weakness: CWE-20

Which versions are affected by CVE-2026-46588?

6 open source packages ship an affected version, including org.apache.camel:camel-couchdb. It affects 1 product.

Products include Apache Camel.

How do I fix CVE-2026-46588?

Upgrade org.apache.camel:camel-couchdb to a fixed version for your release line: 4.14.8, 4.18.3 or 4.21.0.

Is CVE-2026-46588 being exploited?

There is no known exploitation of CVE-2026-46588 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Other vulnerabilities in Apache Camel

• CVE-2026-33453 Apache camel-coap allows header injection that can lead to remote code execution Critical 10.0
• CVE-2026-40453 Apache Camel has an incomplete fix for CVE-2025-27636 Critical 9.9
• CVE-2026-80351 Apache Camel K: Camel K Tenant repositories reach Maven execution inside operator pod Critical 9.8
• CVE-2026-80352 Apache Camel K: Camel K Master trait serviceAccountName YAML injection lets CR author apply arbitrary objects Critical 9.8
• CVE-2026-71300 Apache Camel: Camel-Atmosphere-Websocket: WebSocket dispatch header injection Critical 9.8

All Apache Camel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-5g68-f6xg-vf2r.