MSHTML Zero-Day in Windows Exploited by APT28 Prior to Feb 2026 Security Update

Microsoft released its Patch Tuesday updates, addressing 59 vulnerabilities, including a critical zero-day flaw in the Windows MSHTML framework. Tracked as CVE-2026-21513, this actively exploited vulnerability allows attackers to bypass security features and execute arbitrary code. APT28 is a well-documented advanced persistent threat group known for sophisticated malware campaigns. Security researchers from Akamai discovered that […]

The post MSHTML Zero-Day in Windows Exploited by APT28 Prior to Feb 2026 Security Update appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.