Disclosure summary
Improper access control in Azure Event Grid allows an unauthorized attacker to elevate privileges over a network.
Source-reported weakness categories
CWE-284, NVD-CWE-noinfo
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.
NIST National Vulnerability Database · NVD-CVE-2025-59273
Open original source · Updated Oct 08, 2026
Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.
| Vendor | Product / association | Version / bounds |
|---|---|---|
| microsoft | azure_event_grid | - |
Microsoft Security Updates (CVRF) · 2025-Oct
Open original source · Updated Oct 23, 2025
Azure Event Grid System Elevation of Privilege Vulnerability
Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.
Microsoft maximum product score: 7.3
| Vendor | Product / association | Version / bounds |
|---|---|---|
| Microsoft update guide | Azure Event Grid System | (MSRC status code 3) |
Original records & references
- NIST NVD record
- CVE Program record
- msrc.microsoft.com — Vendor Advisory
PUBLISHED 2025-10-23T18:15:47-04:00
MODIFIED 2026-10-08T07:10:00-04:00
INGESTED 2026-10-08T12:35:07-04:00