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5.4

Cisco Catalyst SD-WAN Manager: Malicious Scripts Can Be Injected Through Web Interface

CVE-2025-20147 · published 1 year ago
Summary

An attacker with a legitimate login can inject malicious code into the Cisco Catalyst SD-WAN Manager web interface, allowing them to potentially take control of the system. This could happen if a user clicks on a malicious link or downloads a compromised file. Cisco has not yet issued a patch, but it's recommended to review and update the system as soon as possible.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
cisco catalyst_sd-wan_manager 17.2.4
17.2.5
17.2.6
17.2.7
17.2.8
17.2.9
17.2.10
18.2.0
18.3.0
18.3.1
18.3.1.1
18.3.3
267 more version ranges
cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.4:*:*:*:*:*:*:*
Original advisory text
A vulnerability in the web-based management interface of Cisco Catalyst SD-WAN Manager, formerly Cisco SD-WAN vManage, could allow an authenticated, remote attacker to conduct a stored cross-site s...
A vulnerability in the web-based management interface of Cisco Catalyst SD-WAN Manager, formerly Cisco SD-WAN vManage, could allow an authenticated, remote attacker to conduct a stored cross-site scripting attack (XSS) on an affected system. 

This vulnerability is due to improper sanitization of user input to the web-based management interface. An attacker could exploit this vulnerability by submitting a malicious script through the interface. A successful exploit could allow the attacker to conduct a stored XSS attack on the affected system.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
5.4 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-79Cross-site Scripting (XSS)
Timeline
Published7 May 2025
Updated4 Nov 2026
First seen7 Mar 2026
Sources
CVE-2025-20147 · NVD
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