PT-2026-87246 · Microsoft · Sql Server 2025+1

CVE-2026-67638

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Published

2026-09-08

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Updated

2026-09-08

CVSS v3.1

8.8

High

VectorAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.

Fix

Heap Based Buffer Overflow

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Weakness Enumeration

CWE-122

Related Identifiers

CVE-2026-67638

Affected Products

Sql Server 2025
Sql Server 2025 For X64-Based Systems