A vulnerability in an API of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to read specific files on the underlying operating system of an affected device.

This vulnerability is due to improper restriction of XML external entity references. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to read specific files on the affected system that the underlying process has permission to access.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

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

No data.

No data.

No data.

Project Subscriptions

No data.

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-multiauth-bypass-sgD2HbL4 cve-icon cve-icon
History

Wed, 16 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
Description A vulnerability in an API of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to read specific files on the underlying operating system of an affected device. This vulnerability is due to improper restriction of XML external entity references. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to read specific files on the affected system that the underlying process has permission to access.
Title Cisco Identity Services Engine External Entity Injection Vulnerability
Weaknesses CWE-611
References
Metrics cvssV3_1

{'score': 4.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published:

Updated: 2026-09-16T20:20:48.577Z

Reserved: 2026-08-19T12:02:03.636Z

Link: CVE-2026-76446

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-16T21:17:20.597

Modified: 2026-09-16T21:17:20.597

Link: CVE-2026-76446

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses