Microsoft Confirms Two Major Defender Security Issues — so Update Now or Face Possible Attack
3 Articles
3 Articles
Microsoft Has Patched Critical Vulnerabilities in Windows Defender that Were Causing System Crashes.
Microsoft announced the discovery of two security flaws in Windows Defender, its built-in anti-malware tool. According to technical reports cited by Bleeping Computer, these vulnerabilities could have been used to conduct denial-of-service (DoS) attacks. The issue affected the Malware Protection Engine, a critical component responsible for inspecting and analyzing suspicious objects. The post "Microsoft patched critical vulnerabilities in Window…
Microsoft Defender CVE-2026-41091 & CVE-2026-45498
Microsoft has confirmed active exploitation of two security vulnerabilities in its security ecosystem, identified as CVE-2026-41091 and CVE-2026-45498, both evaluated under the CVSS scoring system. The issues affect Microsoft Defender and have raised concerns due to confirmed in-the-wild exploitation and potential impact on enterprise systems. The first issue, CVE-2026-41091 (CVSS 7.8), is a privilege escalation vulnerability affecting Microsof…
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