External initialization of trusted variables or data stores vulnerability exists in WordPress Popular Posts 6.0.5 and earlier, therefore the vulnerable product accepts untrusted external inputs to update certain internal variables. As a result, the number of views for an article may be manipulated through a crafted input.

WordPress Popular Posts plugin <= 5.3.3 - Authenticated Persistent Cross-Site Scripting (XSS) vulnerability

Authenticated Persistent Cross-Site Scripting (XSS) vulnerability in WordPress Popular Posts plugin (versions <= 5.3.3). Vulnerable at &widget-wpp[2][post_type].

WordPress WordPress Popular Posts Plugin <= 6.3.2 is vulnerable to Cross Site Scripting (XSS)

Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in Hector Cabrera WordPress Popular Posts plugin <= 6.3.2 versions.

WordPress Popular Posts <= 5.3.2 Authenticated Arbitrary File Upload

The WordPress Popular Posts WordPress plugin is vulnerable to arbitrary file uploads due to insufficient input file type validation found in the ~/src/Image.php file which makes it possible for attackers with contributor level access and above to upload malicious files that can be used to obtain remote code execution, in versions up to and including 5.3.2.

Cross-site scripting vulnerability in WordPress Popular Posts 5.3.2 and earlier allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors.