What is CVE-2020-7688?

CVE-2020-7688 is a high-severity vulnerability in Mversion Project, classified under OS Command Injection. CVSS score: 8.4/10. Published 2020-07-01.

How severe is CVE-2020-7688?

High severity. CVSS v3 base score is 8.4 out of 10.

RCE in Mversion Project

CVE-2020-7688

The issue occurs because tagName user input is formatted inside the exec function is executed without any checks.

Vulnerability class: Command Injection (OS Command Injection)

Published 2020-07-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (44.0th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 44.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Mversion Project
Mversion — versions unspecified

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

snyk.io/vuln/SNYK-JS-MVERSION-573174 (Exploit, Third Party Advisory)
github.com/mikaelbr/mversion/commit/b7a8b32600e60759a7ad3921ec4a2750bf173482 (Patch, Third Party Advisory)
github.com/418sec/huntr/pull/102 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-7688?: CVE-2020-7688 is a high-severity vulnerability in Mversion Project, classified under OS Command Injection. CVSS score: 8.4/10. Published 2020-07-01.
How severe is CVE-2020-7688?: High severity. CVSS v3 base score is 8.4 out of 10.