CVE-2025-26633
HIGHCISA KEVEPSS 98th pctlDescription
Improper neutralization in Microsoft Management Console allows an unauthorized attacker to bypass a security feature locally.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploit Intelligence
Very high risk: more likely to be exploited than 98% of all known CVEs.
Microsoft Windows Management Console (MMC) Improper Neutralization Vulnerability
Microsoft Windows Management Console (MMC) contains an improper neutralization vulnerability that allows an unauthorized attacker to bypass a security feature locally.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Remediation due: 2025-04-01
Associated with ransomware campaigns
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26633
- https://www.vicarius.io/vsociety/posts/cve-2025-26633-security-feature-bypass-in-microsoft-management-console-detection-script
- https://www.vicarius.io/vsociety/posts/cve-2025-26633-security-feature-bypass-in-microsoft-management-console-mitigation-script
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-26633
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-27.