CVE-2026-6994

MediumCVSS 6.3/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 6.3/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Weakness enumeration

CWE-74 CWE-707

Affected software

No affected versions have been published.

Timeline

Published: Apr 25, 2026
Last modified: Jun 17, 2026
NVD status: Deferred

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