CVE-2021-46517: Cesanta Mjs

Medium severity, CVSS 5.5. EPSS: 0.6% chance of exploitation in the next 30 days.

There is an Assertion `mjs_stack_size(&mjs->scopes) > 0' failed at src/mjs_exec.c in Cesanta MJS v2.20.0.

Affected products

• Cesanta Mjs: version 2.20.0 only

Published 2022-01-27. Last modified 2026-06-17.