VULNERABILITY INTELLIGENCE
CVE-2026-6994
CVSS score6.3 MEDIUM
EPSS probability0.23%
CISA KEVNot currently listed
Published2026-04-25
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
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.
Weakness classification
- cna@vuldb.com: CWE-74