MSHTML Framework Zero-Day Opens Door to Network-Based Security Bypass

Microsoft has disclosed a new zero-day vulnerability in the MSHTML Framework that allows attackers to bypass security features, posing significant risks to organizations worldwide. Tracked as CVE-2026-21513, this vulnerability was released on February 10, 2026, and has already been exploited in the wild. The MSHTML Framework, a core Windows component used for rendering web content, […]

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