CVE-2026-44808: Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

PriorityP348high7.8CVSS 3.1

AVLACLPRLUINSUCHIHAH

EPSS

0.27%

18.4th percentile

Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
microsoft	windows_11_26h1	< 10.0.28000.2269	10.0.28000.2269
microsoft	windows_11_version_26h1	>= 10.0.28000.0 < 10.0.28000.2269	10.0.28000.2269

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.