PT-2025-43562 · Microsoft · Azure Event Grid

Published 2025-10-23 · Updated 2025-10-23 · CVE-2025-59273

Positive Technologies · (AI Summary)

CVSS v3.1

9.8

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Azure Event Grid (affected versions not specified)

Description An improper access control issue exists in Azure Event Grid, potentially allowing an unauthorized attacker to elevate privileges on a network.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

LPE

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

CVE-2025-59273

Affected Products

Azure Event Grid

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2025-59273 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59273 · Vendor Advisory
• https://twitter.com/CVEnew/status/1981474659708092743 · Twitter Post
• https://t.me/msrcreports/2214 · Telegram Post
• https://twitter.com/ZeroPathLabs/status/1981492835409973456 · Twitter Post
• https://t.me/CVEtracker/35617 · Telegram Post
• https://t.me/cveNotify/140115 · Telegram Post