CVE-2026-67375 · Infrastructure
NO FIX YET
A stack-based buffer overflow in Microsoft SQL Server lets an attacker who already has an account raise their privileges over the network. The sources do not describe the exact code path or the privilege reached.
first public Nov 10, 2026 · 1 source
Could this affect your app?
Free first check from your website. Connect your repo for the full answer.
Organizations running Microsoft SQL Server where some users hold valid accounts, since the attacker must be authenticated first. The sources do not list affected versions, so teams should check their build against Microsoft's advisory. Systems with no SQL Server instances can skip it.
Not affected if no-sql-server, no-untrusted-accounts
Who cares database, sql-server, windows
SELECT @@VERSION; and compare it against Microsoft's security update listNo fix yet, per the sources.
Stack-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.
This page as .md · .json · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.
Check it with your coding agent
It reads this page and tells you if your code is affected.
Are you affected?
Ask from here. InfraStack checks the affected versions against your stack and answers in your inbox.
InfraStack checks the affected versions against your stack and answers in Slack, with the evidence and the fix.