What is CVE-2025-20334?

CVE-2025-20334 is a high-severity vulnerability in Cisco Ios Xe Software, classified under Command Injection. CVSS score: 8.8/10. Published 2025-09-24.

How severe is CVE-2025-20334?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2025-20334 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Cisco Ios Xe Software

CVE-2025-20334

A vulnerability in the HTTP API subsystem of Cisco IOS XE Software could allow a remote attacker to inject commands that will execute with root privileges into the underlying operating system. This vulnerability is due to insufficient i…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.001 (22.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Cisco Ios Xe Software — versions 17.9.5, 17.9.5a, 17.9.5b

Weakness classification (CWE)

CWE-77 — Command Injection

Public proof-of-concept exploits

scriptingxss/owasp-fstm

References

cisco-sa-ios-xe-cmd-inject-rPJM8BGL

Frequently asked questions

What is CVE-2025-20334?: CVE-2025-20334 is a high-severity vulnerability in Cisco Ios Xe Software, classified under Command Injection. CVSS score: 8.8/10. Published 2025-09-24.
How severe is CVE-2025-20334?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2025-20334 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.