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Cisco Fixes Actively Exploited Zero-Day CVE-2026

The Hacker Newsby @TheHackersNews ()2 min read
Analyze CVE-2026-20045 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2025-20393
Improper Input Validation in Cisco Secure Email and Web Appliances Allows Root Commands
10.032%KEV
KEV
CVE-2026-20045
Unauthenticated RCE to root in Cisco Unified Communications products
9.85%KEV
KEV

From the original article

2 min read at thehackernews.com

Cisco has released fresh patches to address what it described as a "critical" security vulnerability impacting multiple Unified Communications (CM) products and Webex Calling Dedicated Instance that it has been actively exploited as a zero-day in the wild. The vulnerability, CVE-2026-20045 (CVSS score: 8.

The Hacker News

By @TheHackersNews · thehackernews.com

Read the full article at The Hacker News

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.