CVE-2020-28280

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Prototype pollution vulnerability in 'predefine' versions 0.0.0 through 0.1.2 allows an attacker to cause a denial of service and may lead to remote code execution.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected software

Vendor	Product	Versions
n/a	predefine	0.0.0, 0.0.1, 0.0.2, 0.0.3, 0.0.4, 0.0.5, 0.1.0, 0.1.1, 0.1.2

References

https://github.com/bigpipe/predefine/blob/238137e3d1b8288ff5d7529c3cbcdd371888c26b/index.js#L284Exploit, Third Party Advisory
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28280Broken Link, Third Party Advisory
https://github.com/bigpipe/predefine/blob/238137e3d1b8288ff5d7529c3cbcdd371888c26b/index.js#L284Exploit, Third Party Advisory
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28280Broken Link, Third Party Advisory

Timeline

Published: Dec 29, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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