CVE-2020-7644
HIGH
8.1
CVSS Score
Published: April 28, 2020 at 06:27 PM UTC
Updated: June 17, 2026 at 03:25 AM UTC
1 product affected across 1 vendorFun Map
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Severity
HIGH8.1
Exploit prediction
EPSS 1%
Description
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
95%
v ≤ 3.3.1All versions including 3.3.1
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
x_refsource_MISC
Source: [email protected]
https://github.com/nathan7/fun-map/blob/master/index.js#L137%2Cx_refsource_MISCExploitMitigationThird Party Advisory
Source: [email protected]
https://snyk.io/vuln/SNYK-JS-FUNMAP-564436CVSS
- Attack Vector
- NETWORK
- Complexity
- HIGH
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-1321
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