CVE-2021-46339

5.5 mediumEPSS 0.6%

Medium (5.5) in jerryscript jerryscript. EPSS 0.6% chance of exploitation in the next 30 days.

There is an Assertion 'lit_is_valid_cesu8_string (string_p, string_size)' failed at /base/ecma-helpers-string.c(ecma_new_ecma_string_from_utf8) in JerryScript 3.0.0.

Severity

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-31)
CWE: CWE-617
Published: 2022-01-20
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

jerryscript:jerryscript

References

https://github.com/jerryscript-project/jerryscript/issues/4935
https://github.com/jerryscript-project/jerryscript/issues/4935

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