Disclosure summary
When a non-x86 platform is detected, cloud-init grants root access to a hardcoded url with a local IP address. To prevent this, cloud-init default configurations disable platform enumeration.
Source-reported weakness categories
CWE-287
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
Microsoft Security Updates (CVRF) · 2025-Jun
Open original source · Updated Feb 17, 2026
When a non-x86 platform is detected, cloud-init grants root access to a hardcoded url with a local IP address. To prevent this, cloud-init default configurations disable platform enumeration.
Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.
Microsoft maximum product score: 8.8
| Vendor | Product / association | Version / bounds |
|---|---|---|
| Microsoft update guide | cm2 cloud-init 23.3-7 on CBL Mariner 2.0 | (MSRC status code 3) |
| Microsoft update guide | azl3 cloud-init 24.3.1-2 on Azure Linux 3.0 | (MSRC status code 3) |
| Microsoft update guide | azl3 cloud-init 24.3.1-1 on Azure Linux 3.0 | (MSRC status code 3) |
| Microsoft update guide | cbl2 cloud-init 23.3-6 on CBL Mariner 2.0 | (MSRC status code 3) |
Vendor remediation references
- CBL-Mariner Releases · build 23.3-7 · product IDs 19532-16823, 20157-17086
- Vendor guidance · product IDs 19532-16823, 20157-17086
- CBL-Mariner Releases · build 24.3.1-2 · product IDs 19524-17084, 20155-17084
- Vendor guidance · product IDs 19524-17084, 20155-17084
Original records & references
- NIST NVD record
- CVE Program record
- msrc.microsoft.com — Vendor advisory
PUBLISHED 2025-07-10T20:00:00-04:00
MODIFIED 2026-02-17T20:07:26-05:00
INGESTED 2026-10-08T12:50:04-04:00