CVE-2025-59273

Azure Event Grid System Elevation of Privilege Vulnerability

Published Oct 23, 2025 CVSS 3.1 · 7.3 High EPSS < 1% KEV · Not listed
Description
Improper access control in Azure Event Grid allows an unauthorized attacker to elevate privileges over a network.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
CPEs cpe:2.3:a:microsoft:azure_event_grid_system:*:*:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Microsoft azure Event Grid
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:a:microsoft:azure_event_grid:-:*:*:*:*:*:*:*
Vendors & Products Microsoft azure Event Grid
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Microsoft
Microsoft azure
Microsoft azure Event Grid System
Vendors & Products Microsoft
Microsoft azure
Microsoft azure Event Grid System
Type Values Removed Values Added
Description Improper access control in Azure Event Grid allows an unauthorized attacker to elevate privileges over a network.
Title Azure Event Grid System Elevation of Privilege Vulnerability
Weaknesses CWE-284
References
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
microsoft
Published
Updated
Feb 26, 2026, 4:57 PM
Reserved
Sep 11, 2025, 7:36 PM
Status
Analyzed
Published
Oct 23, 2025, 10:15 PM
Modified
Oct 8, 2026, 11:10 AM