JerryScript, a lightweight JavaScript engine from the JerryScript project, has a security vulnerability in Jerryscript version 3.0.0, which stems from a buffer overflow in /jerry-core/ecma/base/ecma-lcache.c in ecma_ lcache_lookup in /jerry-core/ecma/base/ecma-lcache.c. A stack-based buffer overflow exists. No detailed vulnerability details are currently available.