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Emergency Patch Issued for Microsoft Office, 365 Over Hacking Threat

  • [SITE DEFAULT AUTHOR NAME]--PCMag.com
  • published date: 2026-01-26 22:58:13 UTC

Microsoft suggests the threat is being used in phishing attacks against vulnerable systems since successful exploitation requires local access to the PC. Microsoft has released an emergency patch for a vulnerability in the company’s Office programs that’s alr…

Microsoft has released an emergency patch for a vulnerability in the companys Office programs thats already being exploited by hackers.  On Monday, the company disclosed the flaw, CVE-2026-21509, wh… [+1604 chars]