by Kastro
Paper/Archive/CVE-2026-67636

CVE-2026-67636

Microsoft Microsoft SQL Server 2019 (CU 32) — Microsoft SQL Server Remote Code Execution Vulnerability

EPSS 0.7%CVSS 9.0
critical.is priorityof 100
38
CVSS 9.0 (CNA)9.0 / 10 × 3027.0Not in CISA KEV+300.0EPSS percentile 53.4.534 × 2010.7No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Out-of-bounds read in SQL Server allows an unauthorized attacker to execute code over a network.

Affected

ProductAffectedFixed inSource
Microsoft SQL Server 2019 (CU 32)15.0.0.0 – < 15.0.4490.915.0.4490.9CNA
Microsoft SQL Server 2019 (GDR)15.0.0 – < 15.0.2190.715.0.2190.7CNA
Microsoft SQL Server 2022 (CU 26)16.0.0.0 – < 16.0.4275.216.0.4275.2CNA
Microsoft SQL Server 2022 (GDR)16.0.0 – < 16.0.1200.516.0.1200.5CNA
Microsoft SQL Server 2025 (CU8)17.0.0.0 – < 17.0.4085.517.0.4085.5CNA
Microsoft SQL Server 2025 for x64-based Systems (GDR)17.0.1050.2 – < 17.0.1135.817.0.1135.8CNA

Scores by source

microsoft (CNA)9.0CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

patchmsrc.microsoft.com/update-guide/vulnerability/CVE-2026-67636