Prototype pollution in iniparserjs
Priority LOW 27CWE-1321Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub.
Summary
This affects all versions of package iniparserjs. This vulnerability relates when ini_parser.js is concentrating arrays. Depending on if user input is provided, an attacker can overwrite and pollute the object prototype of a program.
Why it matters now
EPSS 0.00994 62nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | iniparserjs | all versions | — | No fix listed | CNA |
| — | iniparserjs (npm) | up to 1.0.4 | — | No fix listed | GHSA-2f6g-w5gj-c93h |
- iniparserjs Vendor— Affected all versions Fixed in — No fix listed CNA
- iniparserjs (npm) Vendor— Affected up to 1.0.4 Fixed in — No fix listed GHSA-2f6g-w5gj-c93h
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:iniparserjs_project:iniparserjs:*:*:*:*:*:node.js:*:* | all versions | Vulnerable | Iniparserjs Project |
- cpe:2.3:a:iniparserjs_project:iniparserjs:*:*:*:*:*:node.js:*:* Versions all versions Vulnerable ·Iniparserjs Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-23328
- 2026-10-03 Alias added: GHSA-2f6g-w5gj-c93h
References
Sources
- CVE-2021-23328 · CVE Program
- CVE-2021-23328 · NVD
- FIRST EPSS
- GHSA-2f6g-w5gj-c93h · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences