CVE-2026-69857CWE-639

CVE-2026-69857

High · published September 4, 2026

CVSS v3.1
8.5
EPSS
1%
Percentile
49.6
In the wild
Unconfirmed
What it is

Authorization bypass through user-controlled key in Azure Cosmos DB allows an authorized attacker to perform spoofing over a network.

The record
Technical detail
CVSS v3.1
8.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00632 · 49.6th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-09-04T03:17Z
Affected products (1)
ProductVersionsFixed in
microsoft/azure_cosmos_dball versions—
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69857 · [email protected]
EPSS history
Timeline
  • 05 SEP 03:43Z
    EPSS moved — → 0%
    epss
  • 03 SEP 22:59Z
    Azure Cosmos DB Spoofing Vulnerability
    cvelistv5