CVE-2023-29570: Cesanta Mjs

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via mjs_ffi_cb_free at src/mjs_ffi.c. This vulnerability can lead to a Denial of Service (DoS).

Affected products

• Cesanta Mjs: version 2.20.0 only

Published 2023-04-24. Last modified 2026-06-17.