Stored Cross-Site Scripting Vulnerability in Cisco Prime Infrastructure
CVE-2026-20111

4.8MEDIUM

Key Information:

Vendor

Cisco
Status
Cisco Prime Infrastructure
Vendor
CVE Published:
4 February 2026

Badges

👾 Exploit Exists

What is CVE-2026-20111?

A stored cross-site scripting vulnerability exists within the web-based management interface of Cisco Prime Infrastructure. This security issue arises from inadequate validation of user input, allowing authenticated remote attackers with valid administrative credentials to inject malicious scripts. By exploiting this vulnerability, attackers can execute arbitrary JavaScript code within user sessions, potentially leading to unauthorized access to sensitive browser-based information. Users of affected systems should ensure that they apply necessary mitigations and updates as outlined in Cisco's advisory.

Affected Version(s)

Cisco Prime Infrastructure 3.0.0

Cisco Prime Infrastructure 3.1.0

Cisco Prime Infrastructure 3.1.5

References

https://sec.cloudapps.cisco.com/security/center/content/C...

CVSS V3.1

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
Required
Scope:
Changed

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.