What is CVE-2025-27489?

CVE-2025-27489 is a high-severity vulnerability in Microsoft Azure_stack_hci_22h2, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2025-04-08.

How severe is CVE-2025-27489?

High severity. CVSS v3 base score is 7.8 out of 10.

Improper input validation in Microsoft Azure_stack_hci_22h2

CVE-2025-27489

Improper input validation in Azure Local allows an authorized attacker to elevate privileges locally.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.005 (41.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Microsoft Azure_stack_hci_22h2
Microsoft Azure_stack_hci_23h2
Microsoft Azure Stack Hci Os — versions 10.0.25398.0
Microsoft Azure Stack Os Hci — versions 10.0.20349.0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

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

Frequently asked questions

What is CVE-2025-27489?: CVE-2025-27489 is a high-severity vulnerability in Microsoft Azure_stack_hci_22h2, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2025-04-08.
How severe is CVE-2025-27489?: High severity. CVSS v3 base score is 7.8 out of 10.