CVE-2026-65669CWE-74

CVE-2026-65669

Critical · published September 8, 2026

CVSS v3.1
9.6
EPSS
1%
Percentile
58.2
In the wild
Unconfirmed
What it is

Improper neutralization of special elements in output used by a downstream component ('injection') in SQL Server allows an unauthorized attacker to elevate privileges over a network.

The record
Technical detail
CVSS v3.1
9.6 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00863 · 58.2th percentile
Weakness
CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
Published
2026-09-08T22:18Z
Affected products (1)
ProductVersionsFixed in
microsoft/sql_server_management_studio≥ 22.0, < 22.8.222.8.2
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65669 · [email protected]
EPSS history
Timeline
  • 10 SEP 03:17Z
    EPSS moved — → 1%
    epss
  • 08 SEP 17:13Z
    Microsoft SQL Server Elevation of Privilege Vulnerability
    cvelistv5