What’s Vulnerable › Vulnerabilities

CVE-2021-46342

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-01-20 · updated 2026-06-17
• Weakness: CWE-617

Description

There is an Assertion 'ecma_is_lexical_environment (obj_p) || !ecma_op_object_is_fast_array (obj_p)' failed at /jerry-core/ecma/base/ecma-helpers.c in JerryScript 3.0.0.

Affected products

• JerryScript: 3.0.0

References

• https://github.com/jerryscript-project/jerryscript/issues/4934
• https://github.com/jerryscript-project/jerryscript/issues/4934

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