What is CVE-2026-45411?

CVE-2026-45411 is a critical-severity vulnerability in Patriksimek Vm2, classified under Exposure of Resource to Wrong Sphere. CVSS score: 9.8/10. Published 2026-05-13.

How severe is CVE-2026-45411?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Patriksimek Vm2

CVE-2026-45411

vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.3, it is possible to catch a host exception using the yield* expression inside an async generator. When the generator is closed using the return function, the value is awaited on…

EPSS: 0.001 (24.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Patriksimek Vm2 — versions < 3.11.3
Vm2_project Vm2

Weakness classification (CWE)

CWE-668 — Exposure of Resource to Wrong Sphere

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2026-45411?: CVE-2026-45411 is a critical-severity vulnerability in Patriksimek Vm2, classified under Exposure of Resource to Wrong Sphere. CVSS score: 9.8/10. Published 2026-05-13.
How severe is CVE-2026-45411?: Critical severity. CVSS v3 base score is 9.8 out of 10.