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CVE-2026-55002

Microsoft SQL Server Elevation of Privilege Vulnerability

HIGH
8.8
CVSS Score
Published: July 14, 2026 at 05:05 PM UTC
Updated: October 8, 2026 at 06:13 PM UTC
5 products affected across 1 vendorSQL Server 2019SQL Server 2022SQL Server 2017

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Severity
HIGH8.8
Exploit prediction
EPSS 0.9%
SSVC
No known exploit

Description

External control of file name or path in SQL Server allows an authorized attacker to elevate privileges locally.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

SQL Server 2016· Microsoft
95%
13.0.0 ≤ v < 13.0.6500.113.0.0 ≤ v < 13.0.7095.113.0.6300.2 ≤ v < 13.0.6500.113.0.7000.253 ≤ v < 13.0.7095.113.0.0
Affected range stops below 13.0.6500.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.0.7095.1, so it looks safe — our inference, not a vendor statement
SQL Server 2017· Microsoft
95%
14.0.0 ≤ v < 14.0.2120.114.0.0 ≤ v < 14.0.3540.114.0.1000.169 ≤ v < 14.0.2120.114.0.3006.16 ≤ v < 14.0.3540.114.0.0
Affected range stops below 14.0.2120.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.0.3540.1, so it looks safe — our inference, not a vendor statement
SQL Server 2019· Microsoft
95%
15.0.0 ≤ v < 15.0.2180.215.0.0.0 ≤ v < 15.0.4480.215.0.2000.5 ≤ v < 15.0.2180.215.0.4003.23 ≤ v < 15.0.4480.215.0.015.0.0.0
Affected range stops below 15.0.2180.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.0.4480.2, so it looks safe — our inference, not a vendor statement
SQL Server 2022· Microsoft
95%
16.0.0 ≤ v < 16.0.1190.216.0.1000.6 ≤ v < 16.0.1190.216.0.4003.1 ≤ v < 16.0.4262.216.0.4260.1 ≤ v < 16.0.4262.216.0.016.0.4260.1
Affected range stops below 16.0.1190.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 16.0.4262.2, so it looks safe — our inference, not a vendor statement
SQL Server 2025· Microsoft
95%
v < 17.0.4060.217.0.1000.7 ≤ v < 17.0.1125.217.0.1050.2 ≤ v < 17.0.1125.217.0.4006.2 ≤ v < 17.0.4060.217.0.1050.2
Affected range stops below 17.0.1125.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 17.0.4060.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor AdvisoryPatch
Source: cverecord
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55002

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHmicrosoft
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-73

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