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docsify 4.11.6 Cross Site Scripting Vulnerability

Author
EgiX
Risk
[
Security Risk Medium
]
0day-ID
0day-ID-35845
Category
web applications
Date add
22-02-2021
CVE
CVE-2020-7680
CVE-2021-23342
Platform
php
--------------------------------------------------------------
docsify <= 4.11.6 DOM-based Cross-Site Scripting Vulnerability
--------------------------------------------------------------


[-] Software Link:

https://docsify.js.org/


[-] Affected Versions:

Version 4.11.6 and prior versions.


[-] Vulnerability Description:

The vulnerability exists due to an incomplete fix for CVE-2020-7680.
When parsing HTML from remote URLs, the HTML code on the main page is
sanitized, but this sanitization is not taking place in the sidebar.
This can be exploited to inject arbitrary HTML code and carry out
DOM-based Cross-Site Scripting (XSS) attacks.


[-] Solution:

Upgrade to version 4.12.0 or later.


[-] Disclosure Timeline:

[23/12/2020] - Vendor notified, no response
[13/01/2021] - Opened issue on GitHub: 
https://github.com/docsifyjs/docsify/issues/1477
[13/01/2021] - Vulnerability details sent to Snyk
[08/02/2021] - Version 4.12.0 released
[18/02/2021] - Public disclosure


[-] CVE Reference:

The Common Vulnerabilities and Exposures project (cve.mitre.org)
has assigned the name CVE-2021-23342 to this vulnerability.


[-] Other References:

https://snyk.io/vuln/SNYK-JS-DOCSIFY-1066017

#  0day.today [2024-11-16]  #