CVE-2018-11597: Espruino

Medium severity, CVSS 5.5. EPSS: 0.8% chance of exploitation in the next 30 days.

Espruino before 1.99 allows attackers to cause a denial of service (application crash) with a user crafted input file via a Buffer Overflow during syntax parsing because of a missing check for stack exhaustion with many '{' characters in jsparse.c.

Affected products

• Espruino Espruino: before 1.99 (fixed in 1.99)

Published 2018-05-31. Last modified 2026-06-17.