Cisco ISE Improper Privilege Management (CWE-269)
CVE-2026-20287 Published on September 16, 2026
Cisco Identity Services Engine Hardening Release - Improper Privlege Management Vulnerabilities
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) engineering teams have conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20287 are related to improper privilege managment issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-269.
Vulnerability Analysis
CVE-2026-20287 can be exploited with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality and integrity, and no impact on availability.
Weakness Type
Improper Privilege Management
The software does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
Products Associated with CVE-2026-20287
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Affected Versions
Cisco Identity Services Engine Software:- 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.
- Version 3.2.0 is affected.
- Version 3.1.0 is affected.
- Version 3.3.0 is affected.
- Version 3.4.0 is affected.
- Version 3.5.0 is affected.