Cyber Resilience

CVE-2021-23442

HighPublic PoC

Published: 17 September 2021

Published
17 September 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
EPSS Score 0.0050 66.4th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-23442 is a high-severity Prototype Pollution (CWE-1321) vulnerability in Cookiex-Deep Project Cookiex-Deep. Its CVSS base score is 8.6 (High).

Operationally, ranked in the top 33.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

This affects all versions of package @cookiex/deep. The global proto object can be polluted using the __proto__ object.

CWE(s)
CWE-1321

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

cookiex-deep project
cookiex-deep
≤ 0.0.6

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References