CISA Issues Alert on Exploited Microsoft Defender Zero
Source: Gbhackers
Published:
<p>CISA has issued an urgent alert warning organizations two newly disclosed zero-day vulnerabilities affecting Microsoft Defender, both added to the Known Exploited Vulnerabilities (KEV) catalog on May 20, 2026. CVE-2026-45498: Microsoft Defender DoS Vulnerability CVE-2026-45498 is a denial-of-serv