Cyber Resilience

CVE-2021-23419

HighPublic PoC

Published: 08 August 2021

Published
08 August 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS Score 0.0043 63.1th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-23419 is a high-severity Prototype Pollution (CWE-1321) vulnerability in Open-Graph Project Open-Graph. Its CVSS base score is 7.3 (High).

Operationally, ranked in the top 36.9% 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 the package open-graph before 0.2.6. The function parse could be tricked into adding or modifying properties of Object.prototype using a __proto__ or constructor payload.

CWE(s)
CWE-1321

Related Threats

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

Affected Assets

open-graph project
open-graph
≤ 0.2.6

Mitigating Controls

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

References