Search threats, CVEs… ⌘K
← Back to CVE intelligence
CVE intelligenceCISA KEV

CVE-2026-76460

Cisco Identity Services Engine Incorrect Use of Privileged APIs Vulnerability

Published Sep 16, 2026Sources checked Nov 10, 2026
10.0CRITICALCVSS out of 10
What this means

Actively exploited

CISA lists CVE-2026-76460 in its Known Exploited Vulnerabilities catalog, which means exploitation has been observed. The entry applies to Cisco Identity Services Engine.

  • 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.

Public exploit: Not collected.

What to do next

Remediation and response

  • Review the linked vendor advisory and apply the mitigation or fixed release for your affected product.

Cisco Security Advisories guidance

Vendor revision: Sep 16, 2026

To remediate these vulnerabilities, Cisco strongly recommends that customers upgrade to the fixed software that is indicated in the advisories.

Cisco Security Advisories guidance

Vendor revision: Sep 16, 2026

Cisco has released software updates that address this vulnerability.

CISA KEVListedObserved exploitation
EPSS75.6%Estimated 30-day exploitation probability
Ransomware useNot markedCISA KEV ransomware field
Threat actors1Source-linked actor relationships
Overview

What is CVE-2026-76460?

A vulnerability in an API of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to bypass authentication.

This vulnerability is due to insufficient authentication control on an API endpoint. An attacker could exploit this vulnerability by sending a crafted request to an affected API endpoint.

A successful exploit could allow the attacker to gain unauthorized access to the affected device by bypassing the web-based management interface.

Source: NVD

Reported activity

The Cisco PSIRT is aware of active exploitation of this vulnerability.

Cisco Security Advisories · Published Sep 16, 2026
CISA says: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.CISA catalog due date Sep 19, 2026