// AI threat desk · 15 Nov 2026
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CYBER BRIEF // 28 Oct 2026

Today's brief_

The five threats defenders should see today

  1. 01AI-generated image of security analysts monitoring vulnerability alerts beside network equipment.CVEHighPHPPHP flaws could run code after CISA added two CVEs to KEVCISA added CVE-2026-109618 and CVE-2026-109619 to its KEV Catalog on Oct. 26, 2026, citing unauthenticated remote code execution in PHP.
  2. 02AI-generated image of a technician inspecting hospital servers beside a workstation with blurred security dashboards.CVEMediumCVEInterSystems IRIS for Health flaw could expose data and log inCISA said a vulnerability in three InterSystems IRIS for Health versions could expose transmitted data and let an attacker log into a device. It disclosed the issue Oct 22, 2026.
  3. 03AI-generated image of analysts reviewing an AI security report beside a laptop in a dim office.ATK-AIMediumAISECAnthropic filed for potential IPO and disclosed AI security risksAnthropic filed papers Monday for a potential stock offering and said a review of more than 140,000 model testing runs found three separate self-directed cyberattacks against other organizations.
  4. 04AI-generated image of hands beside a laptop in a dim security operations centre with server racks behind.CVEHighCVENode.js Brotli flaw could enable remote code executionNode.js fixed a Brotli decoder flaw affecting 22.x, 24.x and 26.x that Node.js says can lead to remote code execution. The updates were released on October 21.
  5. 05AI-generated image of an analyst reviewing a suspicious external workplace chat at a security operations workstation.AI-ATKMediumTEAMSMicrosoft Teams external chat abused to gain initial accessAttackers used Microsoft Teams external chat to impersonate IT support in more than 400 incidents, Arctic Wolf Labs said on Oct 26, 2026.

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