Patch nowWhy this label: EPSS 76%

CVE-2026-76460Cisco Identity Services Engine Incorrect Use of Privileged APIs Vulnerability

Product: Cisco Identity Services Engine
Added to CISA KEV: September 16, 2026
Deadline for US federal agencies: September 19, 2026
Known ransomware use: Not known
EPSS, next 30 days: 76%, in the top 1% of scored CVEs (Oct 25, 2026)
Weakness: CWE-648

What CISA says

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 CISA asks you 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.

Sources

Also exploited recently

Data from CISA's Known Exploited Vulnerabilities catalog (public domain) and FIRST EPSS, refreshed hourly. Rheono did not find or test this vulnerability; this page summarizes public sources.