APT28 Tied to CVE-2026-21513 MSHTML 0-Day Exploited Before Feb 2026 Patch Tuesday

**APT28 Tied to CVE-2026-21513 MSHTML 0-Day Exploited Before Feb 2026 Patch Tuesday**

APT28 Tied to CVE-2026-21513 MSHTML 0-Day Exploited Before Feb 2026 Patch Tuesday A recently disclosed security flaw patched by Microsoft may have been exploited by the Russia-linked state-sponsored threat actor known as APT28, according to new findings from Akamai. Read more Published Date: Mar 02, 2026 (13 hours, 4 minutes ago) Vulnerabilities has been mentioned in this article. CVE-2026-20127 CVE-2026-22769 CVE-2026-21513 CVE-2026-21509

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