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CISA: Windows Task Host flaw now exploited by ransomware gangs

Published

18 August 2026

Topic

technology

◆ Sectors

Cybersecurity

◆ Geography

United States

◆ Source

Read at bleepingcomputer.com →

◆ Verified

Fusion42 · 18 August 2026 · Fusion42 review

The Cybersecurity and Infrastructure Security Agency (CISA) warns that a vulnerability in the Windows Task Host process is being actively exploited by ransomware groups to deploy malware, urging affected organisations to apply mitigations immediately.

This Wire brief sits within Fusion42's coverage of Cybersecurity, and 1 source has reported it between 11 Aug 2026 and 18 Aug 2026.

◆ ◆ The Wire takeaway

Ransomware attacks through this Windows flaw mean you must patch or isolate vulnerable systems now or become an easy target for attackers. Your product or service's security posture just became a direct line to your survival in the market.

◆ Coverage

1 source · first reported 11 Aug 2026 · latest 18 Aug 2026

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◆ Topics

Cybersecuritycisawindowsransomwaresecurity-flawcybersecurity