Microsoft Warns of Two Actively Exploited Defender Vulnerabilities

Microsoft Warns of Two Actively Exploited Defender Vulnerabilities

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Microsoft has disclosed that a privilege escalation and a denial-of-service flaw in Defender has come under active exploitation in the wild.

The former, tracked as CVE-2026-41091, is rated 7.8 on the CVSS scoring system. Successful exploitation of the flaw could allow an attacker to gain SYSTEM privileges.

"Improper link resolution before file access ('link following') in Microsoft Defender

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