Microsoft SQL Server Information Disclosure Vulnerability
Published Sep 8, 2026
6.5
MEDIUMCVSS 3.1
EPSS 1.00%
Description
Buffer over-read in SQL Server allows an authorized attacker to disclose information over a network.
Affected products
-
- Version 14.0.0StatusaffectedConstraints<14.0.3550.4
- Version
-
- Version 14.0.0StatusaffectedConstraints<14.0.2130.4
- Version
-
- Version 15.0.0.0StatusaffectedConstraints<15.0.4490.9
- Version
-
- Version 15.0.0StatusaffectedConstraints<15.0.2190.7
- Version
-
- Version 16.0.0.0StatusaffectedConstraints<16.0.4275.2
- Version
-
- Version 16.0.0StatusaffectedConstraints<16.0.1200.5
- Version
-
- Version 17.0.0.0StatusaffectedConstraints<17.0.4085.5
- Version
-
- Version 17.0.1050.2StatusaffectedConstraints<17.0.1135.8
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft SQL Server 2017 (CU 31) | n/a |
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| Microsoft | Microsoft SQL Server 2017 (GDR) | n/a |
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| Microsoft | Microsoft SQL Server 2019 (CU 32) | n/a |
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| Microsoft | Microsoft SQL Server 2019 (GDR) | n/a |
| ||||||
| Microsoft | Microsoft SQL Server 2022 (CU 26) | n/a |
| ||||||
| Microsoft | Microsoft SQL Server 2022 (GDR) | n/a |
| ||||||
| Microsoft | Microsoft SQL Server 2025 (CU8) | n/a |
| ||||||
| Microsoft | Microsoft SQL Server 2025 for x64-based Systems (GDR) | n/a |
|
- < 14.0.2130.4
- ≥ 14.0.3006.16 · < 14.0.3550.4
- < 15.0.2190.7
- ≥ 15.0.4003.23 · < 15.0.4490.9
- < 16.0.1200.5
- ≥ 16.0.4003.1 · < 16.0.4275.2
- < 17.0.1135.8
- ≥ 17.0.4006.2 · < 17.0.4085.5
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
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
1 other source (NVD) ▾
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Sep 8, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
Sep–Oct 2026- EPSS v5
Percentile over time
- EPSS v5
Table of values (2 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.00% (0.00995) | 61.35th | v5 (v2026.06.15) |
| Sep 9, 2026 | 0.95% (0.00952) | 59.23th | v5 (v2026.06.15) |
References (1)
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-67390 vendor-advisorypatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-67390 | vendor-advisorypatchVendor Advisory |
Change history (0)
No recorded changes yet.