A Cross-Site Request Forgery (CSRF) issue in the NextGEN Gallery plugin before 3.5.0 for WordPress allows File Upload. (It is possible to bypass CSRF protection by simply not including a nonce parameter.)
The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.
Link | Tags |
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https://www.wordfence.com/blog/2021/02/severe-vulnerabilities-patched-in-nextgen-gallery-affect-over-800000-wordpress-sites/ | third party advisory exploit |