While dealing with the cleanup of a hacked WordPress website recently we noticed that the plugin Comment Attachment was closed on the Plugin Directory last year for an unexplained “security issue”. We couldn’t find any public report that would explain the closure. In looking over the plugin we found that it contained a vulnerability that would allow anyone to delete media uploaded through it.

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This post provides insights on a vulnerability in the WordPress plugin Comment Attachment 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.

If you were using our service, you would have already been warned about this vulnerability if your website is vulnerable due to it. You can try out our service for free and then see the rest of the details of the vulnerability.

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