vulnerability
Microsoft Windows: CVE-2025-48802: Windows SMB Server Spoofing Vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:L/Au:S/C:N/I:C/A:N) | Jul 8, 2025 | Jul 8, 2025 | May 8, 2026 |
Severity
7
CVSS
(AV:N/AC:L/Au:S/C:N/I:C/A:N)
Published
Jul 8, 2025
Added
Jul 8, 2025
Modified
May 8, 2026
Description
Improper certificate validation in Windows SMB allows an authorized attacker to perform spoofing over a network.
Solutions
microsoft-windows-windows_11-22h2-kb5062552microsoft-windows-windows_11-23h2-kb5062552microsoft-windows-windows_server_2022-21h2-kb5062572microsoft-windows-windows_server_2022-22h2-kb5062572microsoft-windows-windows_server_2022-23h2-kb5062570
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.