Thursday, February 5, 2026

Today's Security Snapshot

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Today's Security Brief

Thursday's disclosures include 9 critical vulnerabilities (CVSS 9.0+), down from 22 the prior day. High-priority CVE volume increased to 100 entries. Notably, 15 vulnerabilities are actively exploited in the wild, affecting SolarWinds Web Help Desk, Cisco Unified Communications Manager, Zimbra Collaboration Suite, and Linux kernel. Two maximum-severity flaws (CVSS 10.0) were disclosed: CVE-2026-1633 in Synectix LAN 232 TRIO serial adapters and CVE-2025-59818 involving authenticated RCE via file uploads. Additional critical entries include CVE-2025-13375 (CVSS 9.8) in IBM Common Cryptographic Architecture and CVE-2026-25526 (CVSS 9.8) in HubSpot JinJava template engine. Patch availability stands at 24%, requiring organizations to prioritize compensating controls for unpatched systems.

  • 15 actively exploited CVEs including SolarWinds, Cisco, Zimbra, and Linux kernel vulnerabilities
  • 2 maximum-severity (CVSS 10.0) vulnerabilities: Synectix serial adapters and authenticated file upload RCE
  • 9 critical CVEs disclosed, down from 22 the prior day
  • 100 high-priority vulnerabilities requiring assessment
  • 24% patch availability necessitates compensating controls for affected systems

Immediate action: Organizations using SolarWinds Web Help Desk, Cisco Unified Communications Manager, Zimbra, or Linux systems should implement network segmentation and enhanced monitoring immediately. Prioritize patching IBM CCA, HubSpot JinJava, and SiYuan installations. For Synectix serial adapters, isolate devices on management VLANs until firmware updates are applied.

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