#VU106923 Stored cross-site scripting in Evolved Programmable Network (EPN) Manager and Cisco Prime Infrastructure - CVE-2025-20120

Vulnerability identifier: #VU106923

Vulnerability risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-20120

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Evolved Programmable Network (EPN) Manager
Server applications / Remote management servers, RDP, SSH
Cisco Prime Infrastructure
Server applications / Remote management servers, RDP, SSH

Vendor: Cisco Systems, Inc

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the web-based management interface. A remote attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Evolved Programmable Network (EPN) Manager: 6.1 - 8.0

Cisco Prime Infrastructure: 3.9 - 3.10

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External links
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-epnmpi-sxss-GSScPGY4

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.