Sunday, February 1, 2026 Archive

Archived Security Snapshot

Critical vulnerabilities, curated daily for security professionals

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Archived Security Brief

Yesterday's disclosures contained zero critical-severity CVEs, representing a complete reduction from the prior day's 10 critical vulnerabilities. High-priority CVE volume decreased significantly to 42 entries, down 46% from the previous day's 78 disclosures. The actively exploited vulnerability count remains elevated with 13 CISA KEV additions affecting Microsoft Windows (CVE-2026-20805), Cisco Unified Communications Manager (CVE-2026-20045), and VMware vCenter Server (CVE-2024-37079). Additional KEV entries impact Microsoft Office (CVE-2026-21509), Zimbra Collaboration Suite (CVE-2025-68645), GNU InetUtils (CVE-2026-24061), and the Linux kernel (CVE-2018-14634). Current patch availability stands at 0%, requiring organizations to prioritize compensating controls and monitoring for affected systems.

  • Zero critical CVEs disclosed, down 100% from 10 in prior day
  • 42 high-priority vulnerabilities, representing 46% decrease from 78
  • 13 actively exploited KEV entries affecting Microsoft, Cisco, VMware, Zimbra, and Linux
  • 0% patch availability requires compensating controls and enhanced monitoring
  • Legacy vulnerability CVE-2018-14634 affecting Linux kernel added to KEV list

Immediate action: Organizations running Microsoft Windows, Office, Cisco UCM, VMware vCenter, Zimbra, or Linux systems should implement network segmentation and enhanced logging for affected components. With zero patches currently available, focus on threat detection and applying compensating controls until vendor remediations are released.

💡 Tip: Swipe CVE cards left to ⭐ star, right to ❌ remove

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