CVE-2026-20235 PUBLISHED

Cisco Identity Services Engine Information Disclosure Vulnerability

Assigner: cisco
Reserved: 08.10.2025 Published: 16.09.2026 Updated: 16.09.2026

A vulnerability in the API of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to view sensitive information on an affected device. To exploit this vulnerability, the attacker must have valid administrative credentials.

This vulnerability is due to insufficient validation of user-supplied parameters in API requests. An attacker could exploit this vulnerability by sending a crafted API request to an affected device. A successful exploit could allow the attacker to gain access to sensitive information, including hashed credentials that could be used in future attacks.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CVSS Score: 4.9

Product Status

Vendor Cisco
Product Cisco Identity Services Engine Software
Versions Default: unknown
  • Version 3.1.0 is affected
  • Version 3.1.0 p1 is affected
  • Version 3.1.0 p3 is affected
  • Version 3.1.0 p2 is affected
  • Version 3.2.0 is affected
  • Version 3.1.0 p4 is affected
  • Version 3.1.0 p5 is affected
  • Version 3.2.0 p1 is affected
  • Version 3.1.0 p6 is affected
  • Version 3.2.0 p2 is affected
  • Version 3.1.0 p7 is affected
  • Version 3.3.0 is affected
  • Version 3.2.0 p3 is affected
  • Version 3.2.0 p4 is affected
  • Version 3.1.0 p8 is affected
  • Version 3.2.0 p5 is affected
  • Version 3.2.0 p6 is affected
  • Version 3.1.0 p9 is affected
  • Version 3.3 Patch 2 is affected
  • Version 3.3 Patch 1 is affected
  • Version 3.3 Patch 3 is affected
  • Version 3.4.0 is affected
  • Version 3.2.0 p7 is affected
  • Version 3.3 Patch 4 is affected
  • Version 3.4 Patch 1 is affected
  • Version 3.1.0 p10 is affected
  • Version 3.3 Patch 5 is affected
  • Version 3.3 Patch 6 is affected
  • Version 3.4 Patch 2 is affected
  • Version 3.3 Patch 7 is affected
  • Version 3.4 Patch 3 is affected
  • Version 3.5.0 is affected
  • Version 3.4 Patch 4 is affected
  • Version 3.3 Patch 8 is affected
  • Version 3.2 Patch 8 is affected
  • Version 3.5 Patch 1 is affected
  • Version 3.3 Patch 9 is affected
  • Version 3.2 Patch 9 is affected
  • Version 3.4 Patch 5 is affected
  • Version 3.5 Patch 3 is affected
  • Version 3.5 Patch 2 is affected
  • Version 3.3 Patch 10 is affected
  • Version 3.3 Patch 11 is affected
  • Version 3.4 Patch 6 is affected
  • Version 3.2 Patch 10 is affected
  • Version 3.1.0 p72 is affected
  • Version 3.1.0 p11 is affected

Exploits

The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory.

References

Problem Types

  • Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') cwe