CVE-2026-92963 vm2 before 3.11.2 Information Disclosure via Internal State
Attackers can access sensitive internal sandbox state via a global variable in vm2, leading to information disclosure.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-92963?
CVE-2026-92963 is a medium-severity vulnerability in patriksimek vm2, published on 17 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
vm2 versions before 3.11.2 fail to properly restrict access to the VM2_INTERNAL_STATE_DO_NOT_USE_OR_PROGRAM_WILL_FAIL global variable. Attackers can access this internal state object through globalThis to retrieve sensitive sandbox internals.
Weakness: CWE-227
Which versions are affected by CVE-2026-92963?
2 open source packages ship an affected version, including vm2.
| Package | Affected | Fixed in |
|---|---|---|
vm2 npm | All versions | 3.11.2 |
vm2 npm | All versions | 3.11.2 |
How do I fix CVE-2026-92963?
Upgrade vm2 to 3.11.2 or later.
Is CVE-2026-92963 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-92963 exists.
Sources
Also known as ECHO-7de2-c990-7bc9, GHSA-2cm2-m3w5-gp2f, GHSA-xr25-qx3m-g53h, ROOT-APP-NPM-GHSA-2cm2-m3w5-gp2f.