CVE-2021-23682

Public Exploit
Prototype Pollution

Description

This affects the package litespeed.js before 0.3.12; the package appwrite/server-ce from 0.12.0 and before 0.12.2, before 0.11.1. When parsing the query string in the getJsonFromUrl function, the key that is set in the result object is not properly sanitized leading to a Prototype Pollution vulnerability.

Category

7.3
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 4.43% Top 15%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory snyk.io Third-Party Advisory snyk.io
Affected: n/a litespeed.js
Affected: n/a appwrite/server-ce
Published at:
Updated at:

References

Link Tags
https://snyk.io/vuln/SNYK-JS-LITESPEEDJS-2359250 third party advisory exploit
https://snyk.io/vuln/SNYK-PHP-APPWRITESERVERCE-2401820 third party advisory exploit
https://github.com/litespeed-js/litespeed.js/pull/18 third party advisory patch
https://github.com/appwrite/appwrite/releases/tag/0.12.2 third party advisory release notes
https://github.com/appwrite/appwrite/pull/2778 third party advisory patch
https://github.com/appwrite/appwrite/releases/tag/0.11.1 third party advisory release notes

Frequently Asked Questions

What is the severity of CVE-2021-23682?
CVE-2021-23682 has been scored as a high severity vulnerability.
How to fix CVE-2021-23682?
To fix CVE-2021-23682, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-23682 being actively exploited in the wild?
It is possible that CVE-2021-23682 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-23682?
CVE-2021-23682 affects n/a litespeed.js, n/a appwrite/server-ce.
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