Cisco Zero-Day Highlights API Endpoint Authentication Issues
Refract AI Intelligence Digest
BLUF
Critical Cisco ISE vulnerability enables unauthenticated API access with maximum severity.
NEWS
CVE-2026-76460 impacts Cisco Identity Services Engine (ISE) with a CVSS score of 10.0. The flaw allows attackers to bypass authentication on API endpoints, compromising network identity management.
Why I Care
Organizations using Cisco ISE for network access control risk unauthorized system entry and potential data breaches. The lack of authentication controls means attackers can manipulate policies without valid credentials.
Next Steps
Security teams must apply vendor patches immediately upon release and audit API logs for anomalies. Prioritize remediation within 24 hours due to the critical nature of the flaw.
The authentication bypass flaw CVE-2026-76460 impacts Cisco's Identity Services Engine (ISE) and received a maximum 10 out of 10 CVSS score.
Source: Dark Reading ·