What is CVE-2026-20110?

CVE-2026-20110 is a medium-severity vulnerability in Cisco Ios Xe Software, classified under Incorrect Privilege Assignment. CVSS score: 6.5/10. Published 2026-03-25.

How severe is CVE-2026-20110?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Privilege escalation in Cisco Ios Xe Software

CVE-2026-20110

A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability exists because incorrect privileges are associated w…

EPSS: 0.000 (6.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H.

Affected products

Cisco Ios Xe Software — versions 16.6.1, 16.6.2, 16.6.3

Weakness classification (CWE)

CWE-266 — Incorrect Privilege Assignment

References

cisco-sa-iosxe-mntc-dos-LZweQcyq

Frequently asked questions

What is CVE-2026-20110?: CVE-2026-20110 is a medium-severity vulnerability in Cisco Ios Xe Software, classified under Incorrect Privilege Assignment. CVSS score: 6.5/10. Published 2026-03-25.
How severe is CVE-2026-20110?: Medium severity. CVSS v3 base score is 6.5 out of 10.