PT-2026-70475 · Microsoft · Windows

CVE-2026-62712

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Published

2026-08-11

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Updated

2026-09-08

CVSS v3.1

7.8

High

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Windows (affected versions not specified)
Description A heap-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges locally. This issue is related to improper object management within the UMPDDrvBitBlt component.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Heap Based Buffer Overflow

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Weakness Enumeration

CWE-122

Related Identifiers

CVE-2026-62712
ZDI-26-542
ZDI-26-618
ZDI-26-619
ZDI-26-620
ZDI-26-621

Affected Products

Windows