Vulnerability in Cisco Secure Network Analytics

CVE-2025-20256

A vulnerability in the web-based management interface of Cisco Secure Network Analytics Manager and Cisco Secure Network Analytics Virtual Manager could allow an authenticated, remote attacker with valid administrative credentials to execute arbitrary commands as root on the underlying operating system. This vulnerability is due to insufficient input validation in specific fields of the web-based management interface. An attacker with valid administrative credentials could exploit this vulnerability by sending crafted input to an affected device. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system with root privileges. 

EPSS: 0.005 (39.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-20256?
CVE-2025-20256 is a medium-severity vulnerability in Cisco Secure Network Analytics, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.5/10. Published 2025-05-21.
How severe is CVE-2025-20256?
Medium severity. CVSS v3 base score is 6.5 out of 10.