Deserialization in Microsoft SQL Server 2019 (Cu 32)
CVE-2026-47297
Deserialization of untrusted data in SQL Server allows an unauthorized attacker to execute code over a network.
Vulnerability class: Insecure Deserialization
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.011 (65.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: -0.000
Affected products
- Microsoft SQL Server 2019 (Cu 32)
- Microsoft SQL Server 2019 (Gdr)
- Microsoft SQL Server 2022 (Cu 26)
- Microsoft SQL Server 2022 For X64-Based Systems (Cu 25)
- Microsoft SQL Server 2022 (Gdr)
- Microsoft SQL Server 2025 (Cu 6)
- Microsoft SQL Server 2025 (Cu8)
- Microsoft SQL Server 2025 For X64-Based Systems (Gdr)
- Microsoft SQL Server 2019
- Microsoft SQL Server 2022
Weakness classification (CWE)
References
- Microsoft SQL Server Remote Code Execution Vulnerability (vendor-advisory, Patch, patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-47297?
- CVE-2026-47297 is a high-severity vulnerability in Microsoft SQL Server 2019 (Cu 32), classified under Deserialization of Untrusted Data. CVSS score: 8.1/10. Published 2026-09-08.
- How severe is CVE-2026-47297?
- High severity. CVSS v3 base score is 8.1 out of 10.