cve entity

CVE-2026-21513

1 source-linked records in the current knowledge graph.

high

CVE-2026-21513: Microsoft MSHTML Framework Protection Mechanism Failure Vulnerability

Microsoft MSHTML Framework contains a protection mechanism failure vulnerability that could allow an unauthorized attacker to bypass a security feature over a network. Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

CVE-2026-21513EPSS 15.4%MicrosoftWindows
CISA KEV ↗ · unattributed attribution