CVE-2021-36535: Cesanta Mjs

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Buffer Overflow vulnerability in Cesanta mJS 1.26 allows remote attackers to cause a denial of service via crafted .js file to mjs_set_errorf.

Affected products

• Cesanta Mjs: version 1.26 only

Published 2023-02-03. Last modified 2026-06-17.