CVE-2025-55321

Improper neutralization of input during web page generation ('cross-site scripting') in Azure Monitor allows an unauthorized attacker to perform spoofing over a network.

Score

CVSS 3.1 9.3 Critical

Status

Modified - secure@microsoft.com

Published

2025-10-09

Last modified

2026-10-08

Weaknesses

CWE-79

Affected products

• Azure Monitor (Microsoft)

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55321