Microsoft SQL Server 2019 (GDR) vulnerability

Integer overflow or wraparound in SQL Server allows an authorized attacker to elevate privileges locally.

Published 13 Oct 2026Updated 16 Oct 20261 sources
CVSS 7.0

What happened

Integer overflow or wraparound in SQL Server allows an authorized attacker to elevate privileges locally.

Affected versions

Microsoft SQL Server 2019 (GDR): 15.0.0 through before 15.0.2200.2 (custom); 15.0.4003.23 through before 15.0.4500.2 (custom); 16.0.0 through before 16.0.1210.3 (custom); 16.0.4003.1 through before 16.0.4305.5 (custom); -; 17.0.4006.2 through before 17.0.5015.4 (custom); 17.0.1050.2 through before 17.0.1145.4 (custom) Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

  • Apply vendor-provided updates or mitigations.
  • Review affected product exposure and access logs.

Public PoC references

No public PoC reference has passed the current publication threshold.