CVE-2026-76460NVD

Vulnerability Summary

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.

Severity Level

CRITICAL(10.0)

Published Date

Sep 16, 2026

Last Modified

Oct 7, 2026

PoC

Available(Nuclei)

Exploitation Status

ACTIVE

EPSS Score (30-Day)

75.60%Probability

Root Weakness (CWE)

CWE-648: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v3.1 Base Metrics — Score 10.0 (CRITICAL)

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeChanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

Affected & Patched Versions

Affected Versions

Cisco Identity Services Engine
Cisco Identity Services Engine Passive Identity Connector

Patched Versions

Not provided by NVD for this CVE.

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