Description
WordPress Plugin PI Button [only if downloaded via the vendor website] contains suspicious code. Attackers can exploit this issue to perform a variety of actions. Successful attacks will compromise the affected application and possibly the webserver or computer. WordPress Plugin PI Button version 3.3.3 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 3.3.4 or latest
References
Related Vulnerabilities
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Coppermine Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2015-3923)
ownCloud Improper Access Control Vulnerability (CVE-2016-9467)