CVE-2026-92951 vm2 - Broken Access Control

vm2 < 3.11.7 contains an incorrect authorization vulnerability caused by non-exact substring matching in the external package allowlist check, letting attackers bypass allowlist and execute unauthorized host packages, exploit requires crafted package names.

CVSS base score 9.9 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.54% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Published
17 September 2026
Updated
15 October 2026
Weakness
CWE-706

Vendor fix

Update to version 3.11.7 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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