Prototype Pollution in Fun-Map Project
CVE-2020-7644
fun-map through 3.3.1 is vulnerable to Prototype Pollution. The function assocInM could be tricked into adding or modifying properties of 'Object.prototype' using a '__proto__' payload.
Vulnerability class: Prototype Pollution
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.012 (67.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 67.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
- Fun-Map Project
- Fun-Map — versions All versions including 3.3.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/nathan7/fun-map/blob/master/index.js
- snyk.io/vuln/SNYK-JS-FUNMAP-564436 (Exploit, Third Party Advisory, Mitigation)
Frequently asked questions
- What is CVE-2020-7644?
- CVE-2020-7644 is a high-severity vulnerability in Fun-Map Project, classified under Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution). CVSS score: 8.1/10. Published 2020-04-28.
- How severe is CVE-2020-7644?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2020-7644 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.