CVE-2026-20285
Cisco Identity Services Engine Authorization Bypass Vulnerability
- State
- Published
- Severity
- 4.3 Medium
- Published
- Sep 16, 2026
- Updated
- Sep 18, 2026
- Reserved
- Oct 8, 2025
Description
A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, remote attacker to modify parts of the configuration on an affected device.
This vulnerability is due to the lack of server-side validation of Administrator permissions. An attacker could exploit this vulnerability by submitting a crafted HTTP request to an affected system. A successful exploit could allow the attacker to modify descriptions of files on a specific page. To exploit this vulnerability, an attacker would need valid Administrator credentials.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N | cisco |
Weaknesses
- CWE-285 Improper Authorization
Affected Products
| Product | Versions |
|---|---|
Cisco Identity Services Engine SoftwareCisco |
|
Cisco ISE Passive Identity ConnectorCisco |
|
References
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