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CVE-2025-20138

Cisco IOS XR Software - CLI

Cisco CVSS 8.8 Updated March 16, 2026

Executive Risk Summary

"A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to execute arbitrary commands as root on the underlying operating system of an affected device. This vulnerability is due to insufficient validation of user arguments that are passed to specific CLI commands."

Operational Audit Arsenal

Target Type Firmware Image
Target Asset Cisco IOS XR Software
Standard Path Global Firmware

Manual Verification Required

This is a non-Windows asset (Cisco). Use the target asset details and official path provided above to verify your current version against the official vendor advisories listed below.

Patch Impact Forecast

Reboot Required Likely

Network disruption possible during patching

Internal Work Notes

Elevated privilege vulnerability in Cisco IOS XR Software CLI, requiring patching to prevent potential root access exploitation

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Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.