Bug 2461846 (CVE-2026-6994)

Summary: CVE-2026-6994 envoy: Envoy: Injection vulnerability in Query Parameter Handler
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: caswilli, kaycoth
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in Envoy. A remote attacker could exploit a weakness in the Query Parameter Handler component, specifically within the `params.add` function. This vulnerability allows for injection, which may lead to limited impacts on the confidentiality, integrity, and availability of the affected system.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Description OSIDB Bzimport 2026-04-25 20:01:21 UTC
A weakness has been identified in Envoy up to 1.33.0. Affected is the function params.add of the file source/extensions/filters/http/header_mutation/header_mutation.cc of the component Query Parameter Handler. This manipulation causes injection. Remote exploitation of the attack is possible. Patch name: f8f4f1e02fdc64ecd4acf2d903208dd7285ad3a4. It is suggested to install a patch to address this issue.