Critical9.4Red Hat Linux

Critical [CVE-2026-33454] Altered application behavior via header injection

This critical-severity Red Hat Linux advisory covers CVE-2026-33454 affecting Red Hat build of Apache Camel 4 for Quarkus 3.

CVE-2026-33454 Published Apr 27, 2026

CVE-2026-33454

Affected products & platforms

Red Hat LinuxUnclassified

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Summary

Altered application behavior via header injection. Red Hat rates this critical (CVSS 9.4).

Weakness: CWE-1173. Affected package(s): camel-mail.

Resolved in Red Hat advisory RHSA-2026:19835 — update the affected packages (`sudo dnf update`).

Affected product named by the advisory: Red Hat build of Apache Camel 4 for Quarkus 3.

Affected versions

camel-mail

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions

RHSA-2026:19835

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Update the affected package(s) to the fixed version shipped in RHSA-2026:19835 (`sudo dnf update` / `yum update`).

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

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