CVE-2026-85880
7.8
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability: 1.8 / Impact: 5.9
Source: secure@microsoft.com (Secondary)
Description
Heap-based buffer overflow in Windows ALPC allows an authorized attacker to elevate privileges locally.
Affected (15)
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| version < 10.0.14393.9512 | |
| version < 10.0.17763.9245 | |
| version < 10.0.19044.7725 | |
| version < 10.0.19045.7725 | |
| All versions | |
| version < 10.0.14393.9512 | |
| version < 10.0.17763.9245 | |
| version < 10.0.20348.5622 |
Related CWEs
CWE-122
Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
CWE-908
Use of Uninitialized Resource
The product uses or accesses a resource that has not been initialized.
References (2)
Source: secure@microsoft.com
PatchVendor Advisory
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource
Timeline
No history available yet.