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High severity7.8NVD Advisory· Published Jan 27, 2022· Updated Jun 17, 2026

CVE-2021-46523

CVE-2021-46523

Description

Cesanta MJS v2.20.0 was discovered to contain a heap buffer overflow via to_json_or_debug at mjs/src/mjs_json.c.

AI Insight

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

Affected products

3

Cesanta/mjs2 versions
cpe:2.3:a:cesanta:mjs:2.20.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:cesanta:mjs:2.20.0:*:*:*:*:*:*:*
- (no CPE)range: =2.20.0
Cesanta/MJSdescription

Patches

Vulnerability mechanics

References

1

github.com/cesanta/mjs/issues/198nvdExploitIssue TrackingThird Party Advisory

News mentions

0

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