CVE-2026-50468: CWE-126: Buffer Over-read in Microsoft Microsoft SQL Server 2025 (CU 6)
Buffer over-read in SQL Server allows an authorized attacker to disclose information over a network.
AI Analysis
Technical Summary
This vulnerability involves a buffer over-read in Microsoft SQL Server 2025 (CU 6), identified as CWE-126. It allows an attacker with authorized access to the system to read data beyond the intended buffer boundaries, potentially disclosing sensitive information over the network. The CVSS 3.1 vector indicates the attack requires network access with low complexity, privileges required are low, no user interaction is needed, and the impact is confidentiality high without affecting integrity or availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
An authorized attacker can exploit this vulnerability to disclose sensitive information over the network. There is no impact on system integrity or availability. The vulnerability requires low privileges and network access but no user interaction.
Mitigation Recommendations
An official fix is available from Microsoft. Users should apply the patch provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50468 to remediate this vulnerability.
CVE-2026-50468: CWE-126: Buffer Over-read in Microsoft Microsoft SQL Server 2025 (CU 6)
Description
Buffer over-read in SQL Server allows an authorized attacker to disclose information over a network.
CVSS v3.1
Score 6.5medium
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a buffer over-read in Microsoft SQL Server 2025 (CU 6), identified as CWE-126. It allows an attacker with authorized access to the system to read data beyond the intended buffer boundaries, potentially disclosing sensitive information over the network. The CVSS 3.1 vector indicates the attack requires network access with low complexity, privileges required are low, no user interaction is needed, and the impact is confidentiality high without affecting integrity or availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
An authorized attacker can exploit this vulnerability to disclose sensitive information over the network. There is no impact on system integrity or availability. The vulnerability requires low privileges and network access but no user interaction.
Mitigation Recommendations
An official fix is available from Microsoft. Users should apply the patch provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50468 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:59:17.978Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50468","vendor":"Microsoft"}]
Threat ID: 6a5676a368715ace43f09583
Added to database: 07/14/2026, 17:49:23 UTC
Last enriched: 08/13/2026, 14:59:51 UTC
Last updated: 08/27/2026, 11:04:01 UTC
Views: 70
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