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Vulnerabilities
Vulnerability

CVE-2026-20267

Reference data from vuln.mlab.sh, coverage from our own index.

CVSS
9.0 Critical
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Risk score
72.0
Published
2026-08-05
Status
Modified

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20267 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-284.

Weaknesses

CWE-284

Coverage 5

Advisories and references