PT-2026-47927 · Microsoft · Windows Dwm Core Library+1

CVE-2026-44811 · Published 2026-06-09 · Updated 2026-06-12

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Windows DWM Core Library (affected versions not specified)

Description A use after free issue in the Windows DWM Core Library allows an authorized attacker to elevate privileges locally. Use after free is a memory corruption flaw that occurs when an application continues to use a pointer after it has been freed.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Use After Free

Heap Based Buffer Overflow

RCE

Weakness Enumeration

CWE-416

CWE-122

CWE-20

Related Identifiers

BDU:2026-08174

CVE-2026-44811

Affected Products

Windows

Windows Dwm Core Library

References · 8

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-44811 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44811 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-08174 · Security Note
• https://safe-surf.ru/specialists/bulletins-nkcki/733266 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-44811 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-44811 · Vendor Advisory
• https://t.me/cveNotify/167248 · Telegram Post
• https://twitter.com/HototogisuTian/status/2064549202953417086 · Twitter Post