What is CVE-2026-57969?

CVE-2026-57969 is a high-severity vulnerability in Microsoft Azure Cyclecloud 8.9.1, classified under Missing Authentication for Critical Function. CVSS score: 8.8/10. Published 2026-07-14.

How severe is CVE-2026-57969?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in Microsoft Azure Cyclecloud 8.9.1

CVE-2026-57969

Missing authentication for critical function in Azure CycleCloud allows an authorized attacker to elevate privileges over a network.

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Microsoft Azure Cyclecloud 8.9.1 — versions 1.0.0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

secure@microsoft.com (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-57969?: CVE-2026-57969 is a high-severity vulnerability in Microsoft Azure Cyclecloud 8.9.1, classified under Missing Authentication for Critical Function. CVSS score: 8.8/10. Published 2026-07-14.
How severe is CVE-2026-57969?: High severity. CVSS v3 base score is 8.8 out of 10.