CVE-2026-73029

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

Scoring

Severity

MEDIUM

CVSS base score

6.5

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

CWE

CWE-126

Published

2026-09-08

Last modified

2026-09-09

Affected products

• Microsoft Microsoft SQL Server 2019 (CU 32)
• Microsoft Microsoft SQL Server 2019 (GDR)
• Microsoft Microsoft SQL Server 2022 (CU 26)
• Microsoft Microsoft SQL Server 2022 (GDR)
• Microsoft Microsoft SQL Server 2025 (CU8)
• Microsoft Microsoft SQL Server 2025 for x64-based Systems (GDR)

Weakness type

• CWE-126

Related vulnerabilities

• CVE-2026-83949 — Microsoft Office Word Information Disclosure Vulnerability
• CVE-2026-83951 — Microsoft Office Word Information Disclosure Vulnerability
• CVE-2026-81399 — Microsoft Excel Information Disclosure Vulnerability
• CVE-2026-78516 — Windows Storage Information Disclosure Vulnerability
• CVE-2026-72974 — Microsoft Office Excel Information Disclosure Vulnerability
• CVE-2026-69626 — Microsoft Office Information Disclosure Vulnerability
• CVE-2026-72932 — Windows Message Queuing Queue Manager Information Disclosure Vulnerability
• CVE-2026-69794 — Windows Encrypting File System (EFS) Information Disclosure Vulnerability

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