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CVE-2026-50468Important

Microsoft SQL Server Information Disclosure Vulnerability

MSRC advisory NVD CVE.org

Assessment

Buffer over-read in SQL Server allows an authorized attacker to disclose information over a network.

Severity
Important
CVSS base score
6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Impact
Information Disclosure
EPSS, next 30 days
1.0%Higher than 61.2% of scored CVEs · FIRST model run 26 Sep 2026 · about EPSS
Exploitability
Exploitation Less Likely
Publicly disclosed
No
Customer action
Required: apply the update
Component
SQL Server
Weakness
CWE-126: Buffer Over-read
Issued by
Microsoft
Published
14 Jul 2026 · July 2026
Last revised
14 Jul 2026

Updates that fix it

2 KBs
KBTypeRestartApplies toOther CVEs
KB5101346 Security Update — Microsoft SQL Server 2025 for x64-based Systems (CU6) All CVEs in KB5101346
KB5102333 Security Update — Microsoft SQL Server 2025 for x64-based Systems (GDR) All CVEs in KB5102333

Affected products

SQL Server
2 affected products
  • Microsoft SQL Server 2025 for x64-based Systems (CU6)
  • Microsoft SQL Server 2025 for x64-based Systems (GDR)
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