CVE-2026-67648: medium-severity vulnerability in Microsoft SQL Server 2017 (CU 31)
Microsoft SQL Server Information Disclosure Vulnerability
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.5epss 1.0%
Use of uninitialized resource in SQL Server allows an authorized attacker to disclose information over a network.
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
Affected products
Microsoft · Microsoft SQL Server 2017 (CU 31)Microsoft · Microsoft SQL Server 2017 (GDR)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)Related CVEs — Microsoft SQL Server 2017 (CU 31)
In the same product, most dangerous first.
CVE-2025-49719HIGHMicrosoft SQL Server Information Disclosure VulnerabilityEPSS 15.5%CVE-2021-1636HIGHMicrosoft SQL Elevation of Privilege VulnerabilityEPSS 6.7%CVE-2025-49718HIGHMicrosoft SQL Server Information Disclosure VulnerabilityEPSS 3.9%CVE-2024-37966HIGHMicrosoft SQL Server Native Scoring Information Disclosure VulnerabilityEPSS 2.2%CVE-2026-21262HIGHSQL Server Elevation of Privilege VulnerabilityEPSS 2.1%CVE-2022-29143HIGHMicrosoft SQL Server Remote Code Execution VulnerabilityEPSS 2.0%