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Fencer Vulns
high 8.0

CVE-2026-96956 json

SQL Server Elevation of Privilege Vulnerability

published 2026-10-13 26 d ago modified 2026-11-02 6 d ago also EUVD-2026-100707

cvss
8.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits
0
none known

Summary

Stack-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.

Patch / fix

  • Microsoft Microsoft SQL Server 2017 (GDR) 14.0.2140.2
  • Microsoft Microsoft SQL Server 2017 for x64-based Systems (CU31) 14.0.3560.2
  • Microsoft Microsoft SQL Server 2019 (GDR) 15.0.2200.2
  • Microsoft Microsoft SQL Server 2019 for x64-based Systems (CU32) 15.0.4500.2
  • Microsoft Microsoft SQL Server 2022 (GDR) 16.0.1210.3
  • Microsoft Microsoft SQL Server 2022 for x64-based Systems (CU27) 16.0.4305.5
  • Microsoft Microsoft SQL Server 2025 for x64-based Systems (CU9) 17.0.5015.4
  • Microsoft Microsoft SQL Server 2025 for x64-based Systems (GDR) 17.0.1145.4

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-96956 updated cvss 7.5

dotnet8.0: dotnet10.0: dotnet9.0: SQL Server Elevation of Privilege Vulnerability

  • Red Hat Enterprise Linux 8 dotnet, dotnet-host, dotnet-sdk-8.0, dotnet-sdk-9.0, dotnet-sdk-10.0, dotnet-hostfxr-8.0, +38 more Red Hat Enterprise Linux 9 dotnet-host, dotnet-sdk-8.0, dotnet-sdk-9.0, dotnet-sdk-10.0, dotnet-hostfxr-8.0, dotnet-hostfxr-9.0, +37 more Red Hat Enterprise Linux 10 dotnet8.0 8.0.131-1.el10_2, dotnet9.0 9.0.121-1.el10_2, dotnet10.0 10.0.112-1.el10_2 Red Hat Hardened Images dotnet8.0 8.0.131-1.el10_2, dotnet9.0 9.0.121-1.el10_2, dotnet10.0 10.0.112-1.el10_2
    not affected: component not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
25 d ago

Exploit prediction

0.59% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.0 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
CNA 3.1 8.0 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Affected products

  • Microsoft Microsoft SQL Server 2017 (GDR)
  • Microsoft Microsoft SQL Server 2017 for x64-based Systems (CU31)
  • Microsoft Microsoft SQL Server 2019 (GDR)
  • Microsoft Microsoft SQL Server 2019 for x64-based Systems (CU32)
  • Microsoft Microsoft SQL Server 2022 (GDR)
  • Microsoft Microsoft SQL Server 2022 for x64-based Systems (CU27)
  • Microsoft Microsoft SQL Server 2025 for x64-based Systems (CU9)
  • Microsoft Microsoft SQL Server 2025 for x64-based Systems (GDR)

Classification

Weakness
  • CWE-121 Stack-based Buffer Overflow
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.