Cybersecurity > Microsoft Defender

Tracking since May 19, 2026 · Latest signal Apr 24, 2026 · 7 matched data points

Overall sentiment

Positive 0% (0)Negative 100% (7)Neutral 0% (0)

Daily sentiment

Claims (2)

Claims contributing to this aggregate. Confirmed negative claims count as negative impact; confirmed positive claims count as positive impact.

The BlueHammer flaw in Microsoft Defender has been exploited in zero-day attacks, necessitating urgent patching by U.S. federal agencies.

Parent: CybersecurityEntity: Microsoft DefenderImpact: negativeDate: Apr 23, 2026 - Apr 24, 2026Target: The BlueHammer flaw in Microsoft Defender has been exploited in zero-day attacks, necessitating urgent patching by U.S. federal agencies.5 matched entries5 confirmed0 disputed0 neutral0 unclear

Three zero-day vulnerabilities in Microsoft Defender are being actively exploited by threat actors.

Parent: CybersecurityEntity: Microsoft DefenderImpact: negativeDate: Apr 17, 2026Target: Three zero-day vulnerabilities in Microsoft Defender are being actively exploited by threat actors.2 matched entries2 confirmed0 disputed0 neutral0 unclear