What is CVE-2020-28272?

CVE-2020-28272 is a critical-severity vulnerability in Keyget Project. CVSS score: 9.8/10. Published 2020-12-02.

How severe is CVE-2020-28272?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Keyget Project

CVE-2020-28272

Prototype pollution vulnerability in 'keyget' versions 1.0.0 through 2.2.0 allows attacker to cause a denial of service and may lead to remote code execution.

Published 2020-12-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.034 (88.4th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 88.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.034 · newest: 0.034 · change: 0.000

Affected products

Keyget Project
Keyget — versions 1.0.1, 2.0.0, 2.0.1, 2.1.0, 2.2.0

References

www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28272 (Exploit, Third Party Advisory)
github.com/rumkin/keyget/commit/17d15b6c75036eb429075a8cfeccfc18094dd2e2 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2020-28272?: CVE-2020-28272 is a critical-severity vulnerability in Keyget Project. CVSS score: 9.8/10. Published 2020-12-02.
How severe is CVE-2020-28272?: Critical severity. CVSS v3 base score is 9.8 out of 10.