CRITICALVulnerability
Global

Cisco Patches Four Critical Identity Services, Webex Flaws Enabling Code Execution

·Source: The Hacker News

Updated:

Executive Summary

Cisco has announced patches to address four critical security flaws impacting Identity Services and Webex Services that could result in arbitrary code execution and allow an attacker to impersonate any user within the service. The details of the vulnerabilities are below - CVE-2026-20184 (CVSS score: 9.8) - An improper certificate validation in the integration of single sign-on (SSO)

Analysis

Cisco has announced patches to address four critical security flaws impacting Identity Services and Webex Services that could result in arbitrary code execution and allow an attacker to impersonate any user within the service. The details of the vulnerabilities are below - CVE-2026-20184 (CVSS score: 9.8) - An improper certificate validation in the integration of single sign-on (SSO)

Indicators of Compromise (1)

CVE (1)
CVE-2026-20184
NVDMITRE CVE
Source Attribution

Originally published by The Hacker News on Apr 16, 2026.

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