CVE-2026-88085

MEDIUM
MEDIUM Priority: 0.02 BB Relevance: 23/100
Published: 2026-10-13 Modified: 2026-10-29 First seen: 2026-10-29 Status: active

Attack Surface

No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Local
AC: High
PR: High
UI: None
S: Unchanged
C: High
I: High
A: High

Description

Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges locally.

Affected Software (27)

VendorProductVersion
Microsoft Microsoft SQL Server 2017 (GDR) 14.0.0 < 14.0.2140.2
Microsoft Microsoft SQL Server 2017 (GDR) 14.0.0 < 14.0.2140.2
Microsoft Microsoft SQL Server 2017 (GDR) 14.0.0 < 14.0.2140.2
Microsoft Microsoft SQL Server 2017 for x64-based Systems (CU31) 14.0.3006.16 < 14.0.3560.2
Microsoft Microsoft SQL Server 2017 for x64-based Systems (CU31) 14.0.3006.16 < 14.0.3560.2
Microsoft Microsoft SQL Server 2017 for x64-based Systems (CU31) 14.0.3006.16 < 14.0.3560.2
Microsoft Microsoft SQL Server 2019 (GDR) 15.0.0 < 15.0.2200.2
Microsoft Microsoft SQL Server 2019 (GDR) 15.0.0 < 15.0.2200.2
Microsoft Microsoft SQL Server 2019 (GDR) 15.0.0 < 15.0.2200.2
Microsoft Microsoft SQL Server 2019 for x64-based Systems (CU32) 15.0.4003.23 < 15.0.4500.2
Microsoft Microsoft SQL Server 2019 for x64-based Systems (CU32) 15.0.4003.23 < 15.0.4500.2
Microsoft Microsoft SQL Server 2019 for x64-based Systems (CU32) 15.0.4003.23 < 15.0.4500.2
Microsoft Microsoft SQL Server 2022 (GDR) 16.0.0 < 16.0.1210.3
Microsoft Microsoft SQL Server 2022 (GDR) 16.0.0 < 16.0.1210.3
Microsoft Microsoft SQL Server 2022 (GDR) 16.0.0 < 16.0.1210.3
Microsoft Microsoft SQL Server 2022 for x64-based Systems (CU27) 16.0.4003.1 < 16.0.4305.5
Microsoft Microsoft SQL Server 2022 for x64-based Systems (CU27) 16.0.4003.1 < 16.0.4305.5
Microsoft Microsoft SQL Server 2022 for x64-based Systems (CU27) 16.0.4003.1 < 16.0.4305.5
Microsoft Microsoft SQL Server 2025 (CU8) -
Microsoft Microsoft SQL Server 2025 (CU8) -
Microsoft Microsoft SQL Server 2025 (CU8) -
Microsoft Microsoft SQL Server 2025 for x64-based Systems (CU9) 17.0.4006.2 < 17.0.5015.4
Microsoft Microsoft SQL Server 2025 for x64-based Systems (CU9) 17.0.4006.2 < 17.0.5015.4
Microsoft Microsoft SQL Server 2025 for x64-based Systems (CU9) 17.0.4006.2 < 17.0.5015.4
Microsoft Microsoft SQL Server 2025 for x64-based Systems (GDR) 17.0.1050.2 < 17.0.1145.4
Microsoft Microsoft SQL Server 2025 for x64-based Systems (GDR) 17.0.1050.2 < 17.0.1145.4
Microsoft Microsoft SQL Server 2025 for x64-based Systems (GDR) 17.0.1050.2 < 17.0.1145.4

References & Advisories (1)

Bug Bounty Relevance

23 / 100
✓ No user interaction

CVSS Score

6.4 / 10.0 v3.1
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

EPSS — Exploitation Probability

0.25%
Raw Score 0.002470
Percentile 16.0%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00247
2026-10-28
0.00247

Intelligence Sources

mitre ref →