Vulnerability · Published Mar 10, 2026 · Assigned by microsoft
CVE-2026-26117Arc Enabled Servers - Azure Connected Machine Agent Elevation of Privilege Vulnerability
High 7.8
In plain English
A high-severity authentication bypass in Arc Enabled Servers - Azure Connected Machine Agent from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 42% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.5%top 58.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Authentication bypass using an alternate path or channel in Azure Windows Virtual Machine Agent allows an authorized attacker to elevate privileges locally.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Arc Enabled Servers - Azure Connected Machine Agent | 1.0.0 – before 1.61 |
Weakness: CWE-288 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
References
- Arc Enabled Servers - Azure Connected Machine Agent Elevation of Privilege Vulnerability vendor-advisory, patch