Important CVSS 8.8 EPSS 0.00685 2025-12 archive

Executive Summary

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

Overview

8.8
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Remote Code Execution
Released Dec 9 2025
Last Updated Dec 9 2025
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.00685 — 0.48858 percentile
NVD CVSS 8.8 HIGH — matches MSRC

CVSS 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
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 7.7

EPSS Score

0.00685
probability of exploitation in the next 30 days
0.48858 percentile - updated 2026-07-25
View on FIRST.org

Affected Products

1 affected product
Product KB Article Severity Impact Restart Required
Azure Monitor Agent Release Notes (Security Update) Important Remote Code Execution No

Patches

1 patch
Article Type Restart
Release Notes Security Update No

Known Exploits

Acknowledgments

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