Medium severity5.3GHSA Advisory· Published Apr 7, 2020· Updated Jun 17, 2026
CVE-2020-7616
CVE-2020-7616
Description
express-mock-middleware through 0.0.6 is vulnerable to Prototype Pollution. Exported functions by the package can be tricked into adding or modifying properties of the Object.prototype. Exploitation of this vulnerability requires creation of a new directory where an attack code can be placed which will then be exported by express-mock-middleware. As such, this is considered to be a low risk.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
express-mock-middlewarenpm | <= 0.0.6 | — |
Affected products
3- Range: <= 0.0.6
- cpe:2.3:a:express-mock-middleware_project:express-mock-middleware:*:*:*:*:*:*:*:*Range: <=0.0.6
Patches
Vulnerability mechanics
References
4- snyk.io/vuln/SNYK-JS-EXPRESSMOCKMIDDLEWARE-564120nvdExploitThird Party AdvisoryWEB
- github.com/LingyuCoder/express-mock-middleware/blob/master/lib/index.jsnvdThird Party AdvisoryWEB
- github.com/advisories/GHSA-v39h-qm32-8gwqghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2020-7616ghsaADVISORY
News mentions
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