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CVE-2026-20287: Improper Privilege Management in Cisco Cisco Identity Services Engine Software

0
Medium
VulnerabilityCVE-2026-20287cvecve-2026-20287
Published: 09/16/2026 (09/16/2026, 20:24:35 UTC)
Source: CVE Database V5
Vendor/Project: Cisco
Product: Cisco Identity Services Engine Software

Description

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.

CVSS v3.1

Score 6.5medium

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

Affected software

Cisco

Cisco Identity Services Engine Software

Affected versions
=3.1.0=3.2.0=3.3.0=3.4.0=3.5.0

Cisco

Cisco ISE Passive Identity Connector

Affected versions
=3.2.0=3.1.0=3.3.0=3.4.0=3.5.0
GitHub Actionsmore threats →ai
cisco/identity-services-engine
pkg:github/cisco/identity-services-engine
Affected versions
=3.1.0=3.2.0=3.3.0=3.4.0=3.5.0

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/16/2026, 21:18:36 UTC

Technical Analysis

This vulnerability, tracked as CVE-2026-20287, affects Cisco Identity Services Engine (ISE) Software and ISE Passive Identity Connector (ISE-PIC). It stems from improper privilege management categorized under CWE-269. The flaw allows users with high privileges to potentially compromise confidentiality and integrity of the system. The vulnerability has a CVSS v3.1 base score of 6.5, indicating a medium severity level. Cisco conducted an internal security review and released a software hardening update to remediate this and other related issues.

Potential Impact

An attacker with high privileges could exploit this vulnerability to compromise the confidentiality and integrity of the affected Cisco ISE systems. There is no indication of availability impact or known exploits in the wild at this time.

Mitigation Recommendations

Cisco has released a software hardening update that addresses this vulnerability as part of their internal security review. Users should apply the official Cisco patches or updates corresponding to their affected versions to remediate the issue. Patch status is not explicitly confirmed in the provided data; users should consult Cisco's official advisories for the latest remediation guidance.

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Technical Details

Data Version
5.2
Assigner Short Name
cisco
Date Reserved
2025-10-08T11:59:15.405Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6aab006855bf5e2cf5232011

Added to database: 09/16/2026, 20:47:36 UTC

Last enriched: 09/16/2026, 21:18:36 UTC

Last updated: 09/16/2026, 22:19:03 UTC

Views: 4

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