CVE-2025-20256 MEDIUM

CVE-2025-20256: Cisco Secure Network Analytics Manager Server-Side Template Injection Vulnerability

Vendor Cisco
Product Cisco Secure Network Analytics
Weakness CWE-74
Published May 21, 2025
Last update February 26, 2026

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

What the vulnerability does

01Description

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. 

Key dates

02Disclosure timeline

May 21, 2025 CVE published
February 26, 2026 Record updated