What is CVE-2020-7628?

CVE-2020-7628 is a critical-severity vulnerability in Install-Package Project, classified under OS Command Injection. CVSS score: 9.8/10. Published 2020-04-02.

How severe is CVE-2020-7628?

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

RCE in Install-Package Project

CVE-2020-7628

umount through 1.1.6 is vulnerable to Command Injection. The argument device can be controlled by users without any sanitization.

Vulnerability class: Command Injection (OS Command Injection)

Published 2020-04-02 · 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: 0.018 (77.5th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

Install-Package Project
Umount Project
Install-Package — versions All versions including 1.1.6

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

snyk.io/vuln/SNYK-JS-UMOUNT-564265 (Third Party Advisory)

Frequently asked questions

What is CVE-2020-7628?: CVE-2020-7628 is a critical-severity vulnerability in Install-Package Project, classified under OS Command Injection. CVSS score: 9.8/10. Published 2020-04-02.
How severe is CVE-2020-7628?: Critical severity. CVSS v3 base score is 9.8 out of 10.