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Not yet scored Actively exploited Used in ransomware

CVE-2025-26633

Microsoft Windows Management Console (MMC) Improper Neutralization Vulnerability

Description

Microsoft Windows Management Console (MMC) contains an improper neutralization vulnerability that allows an unauthorized attacker to bypass a security feature locally.

Recommended 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.

CISA remediation due date for U.S. federal agencies: 1 Apr 2025.

Collected automatically from public sources. Verify affected versions and fixes in the vendor's notice before acting.