CVE-2026-56642CWE-121

CVE-2026-56642

High · published July 14, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
59.7
In the wild
Unconfirmed
What it is

Stack-based buffer overflow in Microsoft Fabric Data Warehouse allows an authorized attacker to execute code over a network.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00913 · 59.7th percentile
Weakness
CWE-121 · Stack-based Buffer Overflow
Published
2026-07-14T22:18Z
Affected products (1)
ProductVersionsFixed in
microsoft/fabric_data_warehouseall versions—
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56642 · [email protected]
EPSS history
Timeline
  • 14 JUL 17:09Z
    Microsoft Fabric Data Warehouse Remote Code Execution Vulnerability
    cvelistv5