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CVE-2020-7623jscover through 1.0.0 is vulnerable to Command Injection. It allows execution of arbitrary command via the source argument.
- 9.8CriticalCVSS base score
- 3.6%Exploitation in 30 daysEPSS · top 10% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
jscover through 1.0.0 is vulnerable to Command Injection. It allows execution of arbitrary command via the source argument.
Timeline
ID reserved
By snyk
- 2 months later
· 2 months later
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
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)
- 3.6% · top 10% of all CVEs (12 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
jscover
- affected All versions including 1.0.0
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- npmjscoverGHSA-c5hm-xc74-pqrg (opens in a new tab)
References
References2
- https://github.com/node-modules/jscover/blob/master/lib/jscover.js#L59%2C (opens in a new tab)x_refsource_MISCx_transferred
- https://snyk.io/vuln/SNYK-JS-JSCOVER-564250 (opens in a new tab)x_refsource_MISCx_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)
- EUVD EUVD-2022-0955 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-c5hm-xc74-pqrg (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2020-7623)Record last updated .