Vulnerability in Cisco Identity Services Engine Licensing Features
CVE-2026-20029

4.9MEDIUM

Key Information:

Vendor

Cisco
Status
Cisco Identity Services Engine Software
Vendor
CVE Published:
7 January 2026

Badges

👾 Exploit Exists

What is CVE-2026-20029?

A vulnerability in the licensing features of Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) allows an attacker with administrative access to exploit improper XML parsing. By uploading a malicious file via the web-based management interface, an authenticated attacker can read arbitrary files from the operating system, potentially exposing sensitive data that should remain protected. This issue necessitates valid administrative credentials for an attack to be successful.

Affected Version(s)

Cisco Identity Services Engine Software 3.1.0

Cisco Identity Services Engine Software 3.1.0 p1

Cisco Identity Services Engine Software 3.1.0 p3

References

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

EPSS Score

5% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
4.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.