WordPress Plugin Vulnerabilities
Ninja Forms < 3.6.10 - Admin+ Stored Cross-Site Scripting via Import
Description
The plugin does not sanitize and escape some imported data, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.
Proof of Concept
- Make a test form and then export it to your system.
- Edit the file and enter an XSS payload like "<img src=x onerror=alert('XSS')" inside the title object in the JSON file.
- Go back to the import/export tab and notice that the payload was executed Affects Plugins
Fixed in version 3.6.10
References
Classification
Miscellaneous
Original Researcher
Muhammad Adel
Submitter website
Submitter twitter
Verified
Yes
Timeline
Publicly Published
2022-06-10 (about 1 years ago)
Added
2022-06-13 (about 1 years ago)
Last Updated
2023-03-13 (about 6 months ago)