What’s Vulnerable › Vulnerabilities

CVE-2020-28280

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-12-29 · updated 2026-06-17

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.

Affected products

• predefine: from 0.0.0 through 0.1.2

References

• https://github.com/bigpipe/predefine/blob/238137e3d1b8288ff5d7529c3cbcdd371888c26b/index.js#L284
• https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28280
• https://github.com/bigpipe/predefine/blob/238137e3d1b8288ff5d7529c3cbcdd371888c26b/index.js#L284
• https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28280

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