CVE-2025-26633 KEV EXPLOIT
7.0
HIGH · CVSS 3.1 · EPSS 30.4% (pctl 98)
Patch first
On CISA KEV — known exploited in the wild, due 2025-04-01.
Description
Improper neutralization in Microsoft Management Console allows an unauthorized attacker to bypass a security feature locally.
Scoring
| CVSS | 7.0 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 30.39% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-707 |
| On CISA KEV | yes — remediate by 2025-04-01 |
| Public exploit | yes |
| Published | 2025-03-11 |
| Last modified | 2026-09-24 |
CISA KEV
| Name | Microsoft Windows Management Console (MMC) Improper Neutralization Vulnerability |
|---|---|
| Added | 2025-03-11 |
| Due | 2025-04-01 |
| Vendor / product | Microsoft / Windows |
| Ransomware use | known |
Affected (15)
| Vendor | Product |
|---|---|
| microsoft | windows 10 1507 |
| microsoft | windows 10 1607 |
| microsoft | windows 10 1809 |
| microsoft | windows 10 21h2 |
| microsoft | windows 10 22h2 |
| microsoft | windows 11 22h2 |
| microsoft | windows 11 23h2 |
| microsoft | windows 11 24h2 |
| microsoft | windows server 2008 |
| microsoft | windows server 2012 |
| microsoft | windows server 2016 |
| microsoft | windows server 2019 |
| microsoft | windows server 2022 |
| microsoft | windows server 2022 23h2 |
| microsoft | windows server 2025 |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Microsoft MMC MSC EvilTwin - Local Admin Creation | 2026-04-08 |
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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