#VU83421 Prototype pollution in flat - CVE-2020-36632

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Main Vulnerability Database Vulnerabilities #VU83421

#VU83421 Prototype pollution in flat - CVE-2020-36632

Published: November 22, 2023


Vulnerability identifier: #VU83421
Vulnerability risk: Critical
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Red
CVE-ID: CVE-2020-36632
CWE-ID: CWE-1321
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
flat
Software vendor:
hughsk (Hugh Kennedy)

Description

The vulnerability allows a remote attacker to execute arbitrary JavaScript code.

The vulnerability exists in the function unflatten of the file index.js. A remote attacker can pass specially crafted input to the application and perform prototype pollution, which can result in information disclosure or data manipulation.


Remediation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability..

External links