CVE-2021-44906
9.8
CRITICAL · CVSS 3.1 · EPSS 4.6% (pctl 91)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
Minimist <=1.2.5 is vulnerable to Prototype Pollution via file index.js, function setKey() (lines 69-95).
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 4.58% — more likely to be exploited than 91% of all CVEs |
| Weakness | CWE-1321 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2022-03-17 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| substack | minimist |
References
- https://github.com/Marynk/JavaScript-vulnerability-detection/blob/main/minimist%20PoC.zip
- https://github.com/substack/minimist/blob/master/index.js#L69
- https://github.com/substack/minimist/issues/164
- https://security.netapp.com/advisory/ntap-20240621-0006/
- https://snyk.io/vuln/SNYK-JS-MINIMIST-559764
- https://stackoverflow.com/questions/8588563/adding-custom-properties-to-a-function/20278068#20278068
- https://github.com/Marynk/JavaScript-vulnerability-detection/blob/main/minimist%20PoC.zip
- https://github.com/substack/minimist/blob/master/index.js#L69
- https://github.com/substack/minimist/issues/164
- https://security.netapp.com/advisory/ntap-20240621-0006/
- https://snyk.io/vuln/SNYK-JS-MINIMIST-559764
- https://stackoverflow.com/questions/8588563/adding-custom-properties-to-a-function/20278068#20278068
→ the Explorer · watch your stack · NVD