CVSS 3.1
7.5 highCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HCVE-2026-88111 SQL Server Remote Code Execution Vulnerability
High (7.5) in microsoft. EPSS 0.5% estimated probability of exploitation activity in the next 30 days.
On this page
Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.
Severity
- EPSS
- 0.5% estimated probability of exploitation activity in the next 30 days; 42nd percentile. Scored 2026-11-13. A forecast for this CVE across the internet, not for your own systems.
- CISA's assessment (SSVC)
- Exploitation: none · Automatable: no · Technical impact: total, assessed 2026-11-10. From CISA's Vulnrichment in the CVE List: whether it is exploited, whether exploiting it can be automated, and how much control it gives.
- CWE
- CWE-122 Heap-based Buffer Overflow
- Published
- Modified
- Assigned by
- microsoft (CNA)
- NVD analysis
- Awaiting analysis
- Record from
- the NVD, synced
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Affected
- microsoft:microsoft sql server 2022 for x64-based systems (cu27)
- microsoft:microsoft sql server 2025 cu10
Versions
From the CNA's record in the CVE List.
| Product | Affected |
|---|---|
| Microsoft SQL Server 2022 for x64-based Systems (CU27) | from 16.0.4003.1 before 16.0.4315.2 |
| Microsoft SQL Server 2025 CU10 | from 17.0.4006.0 before 17.0.5045.3 |
Attack patterns (CAPEC)
- CAPEC-92 Forced Integer Overflow Likelihood: High · Severity: High
The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.