ZDI-26-620: Microsoft Windows UMPDDrvPlgBlt Improper Object Management Local Privilege Escalation Vulnerability
This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-62712.
Affected Software
Event History
Frequently Asked Questions
Who is exposed to this vulnerability?
Affected Microsoft Windows installations are exposed when an attacker can already execute low-privileged code locally on the system. This is a local privilege-escalation issue, not an issue described as remotely exploitable from the provided information.
What must an attacker have before exploiting it?
The attacker must first obtain the ability to execute low-privileged code on the target system. Successful exploitation can then allow the attacker to escalate privileges.
What identifier and severity are assigned to this issue?
The assigned CVE is CVE-2026-62712. ZDI assigned a CVSS rating of 7.8, and the listed risk value is 49.