VULNERABILITY INTELLIGENCE
CVE-2021-26194
CVSS score6.5 MEDIUM
EPSS probability0.94%
CISA KEVNot currently listed
Published2021-06-10
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Description
An issue was discovered in JerryScript 2.4.0. There is a heap-use-after-free in ecma_is_lexical_environment in the ecma-helpers.c file.
Weakness classification
- CWE-416: Use After Free
Primary references
- cve@mitre.org — Exploit, Issue Tracking, Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Patch, Third Party Advisory