CVE-2026-85886

Published: Oct 13, 2026Modified: Oct 16, 2026

8.5

Vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 6.0

Source: secure@microsoft.com (Secondary)

Description

Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.

Related CWEs

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().

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85886

Source: secure@microsoft.com

Timeline

No history available yet.