Medium severity5.5NVD Advisory· Published Jul 26, 2022· Updated Jun 17, 2026

CVE-2021-33444

Description

An issue was discovered in mjs (mJS: Restricted JavaScript engine), ES6 (JavaScript version 6). There is NULL pointer dereference in getprop_builtin_foreign() in mjs.c.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

mjs/mJS: Restricted JavaScript enginedescription
Cesanta/mjsllm-fuzzy2 versions
(expand)+ 1 more
- (no CPE)
- cpe:2.3:a:cesanta:mjs:*:*:*:*:*:*:*:*range: <2.20.0

Patches

Vulnerability mechanics

References

github.com/cesanta/mjs/issues/166nvdExploitIssue TrackingPatchThird Party Advisory
gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6dnvdThird Party Advisory

News mentions

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epss	0.000
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ransomware	0.000