Passing HTML from untrusted sources - even after sanitizing it - to one of jQuery's DOM manipulation methods (i.e. .html(), .append(), and others) may execute untrusted code.
Patches
This problem is patched in jQuery 3.5.0.
Workarounds
To workaround the issue without upgrading, adding the following to your code:
jQuery.htmlPrefilter = function( html ) {
return html;
};
You need to use at least jQuery 1.12/2.2 or newer to be able to apply this workaround.
Passing HTML containing <option> elements from untrusted sources - even after sanitizing it - to one of jQuery's DOM manipulation methods (i.e. .html(), .append(), and others) may execute untrusted code.
Patches
This problem is patched in jQuery 3.5.0.
Workarounds
To workaround this issue without upgrading, use DOMPurify with its SAFE_FOR_JQUERY option to sanitize the HTML string before passing it to a jQuery method.
This PR contains the following updates:
3.4.1
->3.5.0
GitHub Vulnerability Alerts
CVE-2020-11022
Impact
Passing HTML from untrusted sources - even after sanitizing it - to one of jQuery's DOM manipulation methods (i.e.
.html()
,.append()
, and others) may execute untrusted code.Patches
This problem is patched in jQuery 3.5.0.
Workarounds
To workaround the issue without upgrading, adding the following to your code:
You need to use at least jQuery 1.12/2.2 or newer to be able to apply this workaround.
References
https://blog.jquery.com/2020/04/10/jquery-3-5-0-released/ https://jquery.com/upgrade-guide/3.5/
For more information
If you have any questions or comments about this advisory:
CVE-2020-11023
Impact
Passing HTML containing
<option>
elements from untrusted sources - even after sanitizing it - to one of jQuery's DOM manipulation methods (i.e..html()
,.append()
, and others) may execute untrusted code.Patches
This problem is patched in jQuery 3.5.0.
Workarounds
To workaround this issue without upgrading, use DOMPurify with its
SAFE_FOR_JQUERY
option to sanitize the HTML string before passing it to a jQuery method.References
https://jquery.com/upgrade-guide/3.5/
For more information
If you have any questions or comments about this advisory:
Release Notes
jquery/jquery
### [`v3.5.0`](https://togithub.com/jquery/jquery/compare/3.4.1...3.5.0) [Compare Source](https://togithub.com/jquery/jquery/compare/3.4.1...3.5.0)Renovate configuration
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