CVE-2026-92934 — vm2 before 3.11.8 Sandbox Escape RCE via AggregateError
vm2 before 3.11.8 contains an incomplete fix for Error.cause sanitization that allows sandbox escape when revisited host-wrapped AggregateError objects are caught within a singl…
Published: 2026-09-17 · CVSS: 9.5 · CVSS 4.0
vm2 before 3.11.8 contains an incomplete fix for Error.cause sanitization that allows sandbox escape when revisited host-wrapped AggregateError objects are caught within a single exception handler traversal. Attackers can exploit cycle detection bypass in handleException to access unsanitized host proxies embedded in the errors array, enabling full remote code execution and process information disclosure from the sandbox.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7