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CVE-2020-28279
Prototype pollution vulnerability in 'flattenizer' versions 0.0.5 through 1.0.5 allows an attacker to cause a denial of service and may…
Critical9.8EPSS 3.1%
- Published
- Updated
- Reserved
- Assigned by
- Mend
Description
Prototype pollution vulnerability in 'flattenizer' versions 0.0.5 through 1.0.5 allows an attacker to cause a denial of service and may lead to remote code execution.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 3.1% · top 12% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
- Prototype Pollution
Affected products
flattenizer
- affected 0.0.5, 1.0.0, 1.0.1, 1.0.2, 1.0.3, 1.0.4, 1.0.5
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- npmflattenizerGHSA-vq33-26pr-r4h6 (opens in a new tab)
References (2)
- https://github.com/sahellebusch/flattenizer/pull/13 (opens in a new tab)x_refsource_MISCx_transferred
- https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28279 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-vq33-26pr-r4h6 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2020-28279)Record last updated .