One of the changelog entires for the latest version of the WordPress plugin WP jQuery Lightbox (WP Lightbox) is “Minor security fix (issue only affected authenticated users).” Checking in to that, we found that referenced an authenticated persistent cross-site scripting (XSS) vulnerability where someone with the ability to edit posts could cause JavaScript code to run when clicking on a lightbox entry with a lightbox.

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This post provides insights on a vulnerability in a WordPress plugin not discovered by us, where the discoverer hadn't provided the details needed for us to confirm the vulnerability while we were adding it to the data set for our service, so the rest of its contents are limited to subscribers of our service.

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