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CVE-2026-20176

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CVSS

9.9

Reports

3

First seen

Sep 17, 2026

Last seen

Sep 18, 2026

Affected product

Cisco Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC)

Recent reports

Multiple Vulnerabilities in Cisco Products; CVE-2026-76460 Exploited in Wild

GovCERT.HKSep 18, 2026 Critical

Cisco warns of max severity ISE zero-day exploited in attacks

Bleeping ComputerSep 17, 2026 Critical

Cisco Warns of Maximum-Severity ISE Auth Bypass (CVE-2026-76460) Under Active Exploitation

The Hacker NewsSep 17, 2026

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