What is CVE-2025-62550?

CVE-2025-62550 is a high-severity vulnerability in Microsoft Azure Monitor, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2025-12-09.

How severe is CVE-2025-62550?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Microsoft Azure Monitor

CVE-2025-62550

Out-of-bounds write in Azure Monitor Agent allows an authorized attacker to execute code over a network.

Vulnerability class: Buffer Overflow

EPSS: 0.001 (25.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C.

Affected products

Microsoft Azure Monitor — versions 1.0.0

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write
CWE-131 — Incorrect Calculation of Buffer Size

References

Azure Monitor Agent Remote Code Execution Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2025-62550?: CVE-2025-62550 is a high-severity vulnerability in Microsoft Azure Monitor, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2025-12-09.
How severe is CVE-2025-62550?: High severity. CVSS v3 base score is 8.8 out of 10.