Out-of-bounds read in Microsoft products - CVE-2026-42908
Published: June 11, 2026
Vulnerability identifier: #VU134295
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-42908
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Microsoft .NET Framework
Windows
Windows Server
Microsoft .NET Framework
Windows
Windows Server
Detailed vulnerability description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in Windows Remote Desktop Protocol (RDP). A remote attacker can trigger an out-of-bounds read error and read contents of memory on the system.
How to mitigate CVE-2026-42908
Install updates from vendor's website.