CVE-2020-14163: Jerryscript

High severity, CVSS 7.5. EPSS: 1.3% chance of exploitation in the next 30 days.

An issue was discovered in ecma/operations/ecma-container-object.c in JerryScript 2.2.0. Operations with key/value pairs did not consider the case where garbage collection is triggered after the key operation but before the value operation, as demonstrated by improper read access to memory in ecma_gc_set_object_visited in ecma/base/ecma-gc.c.

Affected products

• Jerryscript Jerryscript: version 2.2.0 only

Published 2020-06-15. Last modified 2026-06-17.