EUVD-2026-73181
GHSA-9q7c-j2j7-x447
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Network-reachable SQL Server requires only a low-privilege login (PR:L); low complexity and no UI interaction; full C/I/A impact after privilege escalation.
Primary rating from Vendor (microsoft).
CVSS VectorVendor: microsoft
Lifecycle Timeline
4DescriptionCVE.org
Improper neutralization of special elements used in an sql command ('sql injection') in SQL Server allows an authorized attacker to elevate privileges over a network.
AnalysisAI
SQL injection in Microsoft SQL Server (versions 2017 through 2025) enables a network-authenticated low-privilege attacker to escalate privileges within the database engine. The flaw exists across all current servicing tracks - both cumulative update (CU) and general distribution release (GDR) branches - for SQL Server 2017, 2019, 2022, and 2025. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The attacker must possess a valid, low-privilege SQL Server login credential and network-level access to the SQL Server instance (typically TCP 1433 or a named-pipe equivalent). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 base score of 8.8 (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) reflects a straightforward network-reachable exploitation path requiring only a low-privilege database credential - a condition met by any application service account or developer login. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Apply the vendor-released patches via Microsoft Update or manual download from the MSRC advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-67370. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, inventory all SQL Server instances across your infrastructure and identify which versions (2017, 2019, 2022, or 2025) are deployed in production, staging, and development environments. …
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Same weakness CWE-89 – SQL Injection
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External POC / Exploit Code
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