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CVE-2021-41182 Moderate

CVE-2021-41182

jQuery-UI is the official jQuery user interface library. Prior to version 1.13.0, accepting the value of the `altField` option of the Datepicker widget from untrusted sources may execute untrusted code. The issue is fixed in jQuery UI 1.13.0. Any string value passed to the `altField` option is now treated as a CSS selector. A workaround is to not accept the value of the `altField` option from untrusted sources.

Exploit probability 39.4%
Published October 26, 2021
Required by Not available
Last source change July 8, 2026

02 / AFFECTED SOFTWARE

Affected packages

Maven org.webjars.npm:jquery-ui

7 explicit affected versions

NuGet jQuery.UI.Combined

33 explicit affected versions

RubyGems jquery-ui-rails

37 explicit affected versions

npm jquery-ui
Unknown Unknown

62 explicit affected versions

Bitnami drupal

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities GHSA-9gj3-hwp5-pmwc

### Impact Accepting the value of the `altField` option of the Datepicker widget from untrusted sources may execute untrusted code. For example, initializing the datepicker in the following way: ```js $( "#datepicker" ).datepicker( { altField: "<img onerror='doEvilThing()' src='/404' />", } ); ``` will call the `doEvilThing` function. ### Patches The issue is fixed in jQuery UI 1.13.0. Any string value passed to the `altField` option is now treated as a CSS selector. ### Workarounds A workaround is to not accept the value of the `altField` option from untrusted sources. ### For more information If you have any questions or comments about this advisory, search for a relevant issue in [the jQuery UI repo](https://github.com/jquery/jquery-ui/issues). If you don't find an answer, open a new issue.

View original source
Open Source Vulnerabilities CVE-2021-41182

jQuery-UI is the official jQuery user interface library. Prior to version 1.13.0, accepting the value of the `altField` option of the Datepicker widget from untrusted sources may execute untrusted code. The issue is fixed in jQuery UI 1.13.0. Any string value passed to the `altField` option is now treated as a CSS selector. A workaround is to not accept the value of the `altField` option from untrusted sources.

View original source
Open Source Vulnerabilities BIT-drupal-2021-41182

jQuery-UI is the official jQuery user interface library. Prior to version 1.13.0, accepting the value of the `altField` option of the Datepicker widget from untrusted sources may execute untrusted code. The issue is fixed in jQuery UI 1.13.0. Any string value passed to the `altField` option is now treated as a CSS selector. A workaround is to not accept the value of the `altField` option from untrusted sources.

View original source

05 / REFERENCES

Further evidence