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Post #8257
@thehackernews
The Hacker News
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🚨 Cisco fixed an actively exploited zero-day in its voice and collaboration stack. CVE-2026-20045 allows unauthenticated attackers to run commands and escalate to root on exposed Unified CM and Webex Calling systems. 🔗Details → https://thehackernews.com/2026/01/cisco-fixes-actively-exploited-zero-day.html