The WordPress plugin Dynamic QR Code Generator was closed on the WordPress plugin directory last year with the only explanation given that it had a “Security Issue.” No further details of the issue were given. Prior to that last year, a security provider had vaguely claimed it contained a reflected cross-site scripting (XSS) vulnerability, but again with no further details. Looking at the code, we found there is a reflected XSS vulnerability in the most recent version of the plugin.

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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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