Apache Camel-Vertx-Http and Camel-Netty-Http: Unsafe Java deserialization of HTTP response bodies via a raw ObjectInputStream when transferException is enabled

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

• CISA KEV Not listed.
• EPSS 0.0089, the 59th percentile, on 8 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 31 Oct 2026, 14:16 UTC First seen by agentprime
2. 31 Oct 2026, 14:16 UTC Confirmed by OSV

Sources

• GitHub Advisory Database: GHSA-6qw3-4796-5984
• OSV: GHSA-6qw3-4796-5984
• nvd.nist.gov/vuln/detail/CVE-2026-40859
• github.com/apache/camel/pull/22613
• github.com/apache/camel/pull/22637
• github.com/apache/camel/pull/22768
• github.com/apache/camel/commit/04019cf90a4b09e263d2df4ad4cacea85a9d72ee
• github.com/apache/camel/commit/a3835afef108fef9eaf04165faed91784889407f
• github.com/apache/camel/commit/e735f56b4bcae040a6a113a83bf08d41b8696c43
• camel.apache.org/security/CVE-2026-40859.html
• github.com/apache/camel
• github.com/apache/camel/releases/tag/camel-4.14.8
• github.com/apache/camel/releases/tag/camel-4.18.3
• github.com/apache/camel/releases/tag/camel-4.20.0

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.