What’s Vulnerable › Vulnerabilities

CVE-2023-31921

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-05-12 · updated 2026-06-17
• Weakness: CWE-617

Description

Jerryscript 3.0 (commit 05dbbd1) was discovered to contain an Assertion Failure via the ecma_big_uint_div_mod at jerry-core/ecma/operations/ecma-big-uint.c.

Affected products

• JerryScript: 3.0.0

References

• https://github.com/jerryscript-project/jerryscript/issues/5068
• https://github.com/jerryscript-project/jerryscript/issues/5068

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