conf-cfg-ini Prototype Pollution via malicious INI file before v1.2.2
This affects the package conf-cfg-ini before 1.2.2. If an attacker submits a malicious INI file to an application that parses it with decode, they will pollute the prototype on the application. This can be exploited further depending on the context.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | conf-cfg-ini | < 1.2.2 | 1.2.2 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-28441
- https://github.com/loge5/conf-cfg-ini/commit/3a88a6c52c31eb6c0f033369eed40aa168a636ea
- https://github.com/loge5/conf-cfg-ini/commit/ecd878f8f7398e765739e989c7fe7cc052308947
- https://github.com/loge5/conf-cfg-ini
- https://security.snyk.io/vuln/SNYK-JS-CONFCFGINI-1048973
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-1321- Platform
- npm
- Package
conf-cfg-ini- Disclosed
- 26.07.2022
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-m6mg-jvjf-w44x - CC BY 4.0
Vulnerability history: conf-cfg-ini
All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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