CVE-2026-76460CiscoServers and softwareSeptember 16, 2026

Cisco Identity Services Engine Incorrect Use of Privileged APIs Vulnerability

Critical 10Actively exploited

Description

Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) contain an incorrect use of privileged APIs vulnerability that could allow an unauthenticated, remote attacker to gain unauthorized access to the affected device by bypassing the web-based management interface.

What to do

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

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Details

Vendor
Cisco
Product
Cisco Identity Services Engine
CVE
CVE-2026-76460
Affected versions
Cisco Identity Services Engine Software 3.1: 4 versions, from 3.1.0 p8 to 3.1.0 p11
Cisco Identity Services Engine Software 3.3: 11 versions, from 3.3 Patch 2 to 3.3 Patch 11
Cisco Identity Services Engine Software 3.4: 7 versions, from 3.4.0 to 3.4 Patch 6
Cisco Identity Services Engine Software 3.2: 4 versions, from 3.2.0 p7 to 3.2 Patch 10
Cisco Identity Services Engine Software 3.5: 4 versions, from 3.5.0 to 3.5 Patch 2
Cisco ISE Passive Identity Connector 3.4: 3.4.0
Cisco ISE Passive Identity Connector 3.5: 3.5.0 (from the advisory and NVD; check the exact builds in the official advisory)
CVSS score
10
Actively exploited
Yes, listed in the CISA Known Exploited Vulnerabilities catalog
CISA due date
September 19, 2026 (deadline for US federal agencies: a good benchmark for you too)
Source
CISA KEV – original advisory
Published
September 16, 2026

The description and the recommended action are quoted from the public advisory; severity, exploitation status and affected versions are compiled automatically from public sources and may contain errors. The vendor's original advisory prevails: check it before taking action. This information is provided without warranty and does not replace a professional assessment.

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