CVE-2026-54117

Published Jul 14, 2026

Last updated 2 months ago

Overview

Description
Deserialization of untrusted data in SQL Server allows an unauthorized attacker to execute code over a network.
Source
secure@microsoft.com
NVD status
Undergoing Analysis
Products
sql_server_2016, sql_server_2017, sql_server_2019, sql_server_2022, sql_server_2025

Risk scores

CVSS 3.1

Type
Primary
Base score
9.8
Impact score
5.9
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity
CRITICAL

Weaknesses

secure@microsoft.com
CWE-502

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.