Improper Control of Resource Identifiers ('Resource Injection') in Microsoft Exchange Server - CVE-2026-62910
Published: August 11, 2026
Vulnerability identifier: #VU141473
CSH Severity: Low
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-62910
CWE-ID: CWE-99
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to escalate privileges.
The vulnerability exists due to improper control of resource identifiers ('resource injection') in Microsoft Exchange Server when handling network requests. A remote privileged user can send crafted requests to escalate privileges.
Successful exploitation could result in SYSTEM privileges.
Affected software
Microsoft Exchange Server
How to mitigate CVE-2026-62910
Install security update from vendor's website.
Microsoft Exchange Server - addressed in versions 15.01.2507.072, 15.02.1544.044, 15.02.1748.049, 15.02.2562.046