CVE-2026-54117

Microsoft SQL Server Remote Code Execution Vulnerability

CRITICAL 9.8

At a glance

Source
NVD
EPSS
EPSS 1.53 % · percentile 75 ()
State
PUBLISHED
Published
Updated
Assigner
microsoft
NVD status
Undergoing Analysis

Description

Deserialization of untrusted data in SQL Server allows an unauthorized attacker to execute code over a network.

Weaknesses (CWE)

  • CWE-502 — Deserialization of Untrusted Data

References

Scores

VersionScoreVectorScored by
CVSS 3.1CRITICAL 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Cmicrosoft
CVSS 3.1CRITICAL 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HNVD · secure@microsoft.com (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Microsoft · Microsoft SQL Server 2025 (CU 6)affected 17.0.4060.2 < 17.0.4060.2
Microsoft · Microsoft SQL Server 2025 for x64-based Systems (GDR)affected 17.0.1050.2 < 17.0.1125.2

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD