A vulnerability in the authorization mechanism of Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an unauthenticated, remote attacker to obtain an endpoint identity certificate.

This vulnerability is due to improper authorization checks. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to bypass authorization to obtain an endpoint certificate.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00249.

Exploitation none

Automatable yes

Technical Impact partial

Affected Vendors & Products

Vendors Products
Cisco Subscribe
Identity Services Engine Passive Identity Connector Subscribe
Identity Services Engine Software Subscribe

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Cisco Subscribe
Identity Services Engine Passive Identity Connector Subscribe
Identity Services Engine Software Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-cert-mE9BD5GO cve-icon cve-icon
History

Wed, 04 Nov 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 04 Nov 2026 19:00:00 +0000

Type Values Removed Values Added
First Time appeared Cisco
Cisco identity Services Engine Passive Identity Connector
Cisco identity Services Engine Software
Vendors & Products Cisco
Cisco identity Services Engine Passive Identity Connector
Cisco identity Services Engine Software

Wed, 04 Nov 2026 16:45:00 +0000

Type Values Removed Values Added
Description A vulnerability in the authorization mechanism of Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an unauthenticated, remote attacker to obtain an endpoint identity certificate. This vulnerability is due to improper authorization checks. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to bypass authorization to obtain an endpoint certificate.
Title Cisco Identity Services Engine Authorization Bypass Vulnerability
Weaknesses CWE-285
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published:

Updated: 2026-11-04T18:17:35.484Z

Reserved: 2025-10-08T11:59:15.400Z

Link: CVE-2026-20241

cve-icon Vulnrichment

Updated: 2026-11-04T18:17:32.083Z

cve-icon NVD

Status : Received

Published: 2026-11-04T17:17:35.883

Modified: 2026-11-04T19:17:40.073

Link: CVE-2026-20241

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-04T18:45:07Z

Weaknesses