Vulnerability found in WordPress plugin with over 3 million installations

Updates have been released for UpdraftPlus, a WordPress plugin with over 3 million installations, after a vulnerability was discovered by security researcher Marc Montpas. 

In a blog post, the Wordfence Threat Intelligence team explained that the vulnerability allows any logged-in user, including subscriber-level users, to download backups made with the plugin. Backups are a treasure trove of sensitive information, and frequently include configuration files which can be used to access the site database as well as the contents of the database itself, the WordPress security company explained. 

The researchers examined the patch and were able to create a proof of concept. In an original version of the blog, Wordfence said the attacker would need to begin their attack when a backup was in progress, and would need to guess the appropriate timestamp to download a backup. 

But it was later updated to say Wordfence found that it is possible to obtain a full log containing a backup nonce and timestamp at any time, “making this vulnerability significantly more exploitable.”

UpdraftPlus patched the vulnerability on Thursday in version 1.22.3 and they urged users to check their website to make sure they were running the latest version. 

“UpdraftPlus is a popular back-up plugin for WordPress sites and

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