CVE-2026-92934 vm2 - Sandbox Escape

vm2 < 3.11.8 contains a sandbox escape caused by incomplete Error.cause sanitization in handling revisited host-wrapped AggregateError objects, letting attackers execute remote code and disclose process information, exploit requires crafted exception handling.

CVSS base score 9.0 /10
Critical
CISA KEV
Not listed
Public exploit
None known
EPSS
0.76% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Sandbox Escape
Impact
Remote Code Execution, Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Published
17 September 2026
Updated
15 October 2026
Weakness
CWE-693

Vendor fix

Update to version 3.11.8 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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