GCVE-110-NCSC-2026-279

Advisory PublishedCVSS 9.0/10

Vulnetix · Advisory published August 7, 2026

Cisco's IOS XE Software team conducted an internal security review resulting in software hardening releases that address multiple vulnerabilities, including improper access control issues identified as CVE-2026-20267 under CWE-284.

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Risk Scores

CVSS 3.1

9.0/10

Critical · CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected Products

Vendor	Product	Versions	Platforms
Cisco	vers:unknown/*	—	—

Aliases

CVE-2026-20267 CVE-2026-20268 CVE-2026-20269 CVE-2026-20270 CVE-2026-20271 CVE-2026-20272 CVE-2026-20273

References

advisory

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