CVE-2025-26633

HIGHCVSS 7.0Known Exploited

CISA Known Exploited Vulnerability

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-26633 ; https://nvd.nist.gov/vuln/detail/CVE-2025-26633

Remediation deadline: April 1, 2025

Ransomware use: Known

Description

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

Timeline

Published:March 11th, 2025 5:16 PM

Last modified:August 5th, 2026 5:16 AM

Added to KEV:March 11th, 2025

CVSS Scoring

CVSS v3: 7.0 (HIGH)

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Software

From NVD CPE configuration data

Vendors

microsoft

Products

windows_10_1507windows_10_1607windows_10_1809windows_10_21h2windows_10_22h2windows_11_22h2windows_11_23h2windows_11_24h2windows_server_2008windows_server_2012windows_server_2016windows_server_2019windows_server_2022windows_server_2022_23h2windows_server_2025