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Vulnerability record · CVE-2025-49719 · published 8 July 2025

CVE-2025-49719: Microsoft sql server 2016 improper input validation vulnerability

Microsoft · Sql Server 2016

Improper input validation in SQL Server allows an unauthorized attacker to disclose information over a network.

7.5 CVSS 3.1 High EPSS 11% · top 4.3% CWE-20 · Improper input validation
7.5CVSS 3.1 base score
11%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

Improper input validation in SQL Server allows an unauthorized attacker to disclose information over a network.

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

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49719 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2019-1068Microsoft SQL Server improper input validation remote code executionMicrosoft SQL Server mishandles processing of internal functions, allowing an authenticated remote attacker to execute code on the database server. T…KEVEPSS 58%analysed9.8CVE-2026-67643Microsoft sql server 2022 heap-based buffer overflow vulnerabilityHeap-based buffer overflow in SQL Server allows an unauthorized attacker to execute code over a network.EPSS 0.97%9.8CVE-2026-67631Microsoft sql server 2017 heap-based buffer overflow vulnerabilityHeap-based buffer overflow in SQL Server allows an unauthorized attacker to execute code over a network.EPSS 0.97%9.8CVE-2026-54117Microsoft sql server 2016 deserialization of untrusted data vulnerabilityDeserialization of untrusted data in SQL Server allows an unauthorized attacker to execute code over a network.EPSS 1.5%9.8CVE-2026-54118Microsoft sql server 2016 deserialization of untrusted data vulnerabilityDeserialization of untrusted data in SQL Server allows an unauthorized attacker to execute code over a network.EPSS 1.5%9.8CVE-2024-37980Microsoft sql server 2016 improper privilege management vulnerabilityMicrosoft SQL Server Elevation of Privilege VulnerabilityEPSS 1.4%9.8CVE-2024-37341Microsoft sql 2016 azure connect feature pack improper access control vulnerabilityMicrosoft SQL Server Elevation of Privilege VulnerabilityEPSS 1.4%9.0CVE-2026-67636Microsoft sql server 2019 out-of-bounds read vulnerabilityOut-of-bounds read in SQL Server allows an unauthorized attacker to execute code over a network.EPSS 0.71%

Source: NIST National Vulnerability Database (record CVE-2025-49719), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.