VULNERABILITY INTELLIGENCE

CVE-2026-26310

CVSS score5.9 MEDIUM
EPSS probability0.41%
CISA KEVNot currently listed
Published2026-03-10
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

Envoy is a high-performance edge/middle/service proxy. Prior to 1.37.1, 1.36.5, 1.35.8, and 1.34.13, calling Utility::getAddressWithPort with a scoped IPv6 addresses causes a crash. This utility is called in the data plane from the original_src filter and the dns filter. This vulnerability is fixed in 1.37.1, 1.36.5, 1.35.8, and 1.34.13.

Weakness classification

  • security-advisories@github.com: CWE-20
  • nvd@nist.gov: NVD-CWE-noinfo

Primary references