CVE-2019-13516

In OSIsoft PI Web API and prior, the affected product is vulnerable to a direct attack due to a cross-site request forgery protection setting that has not taken effect.

CVE-2017-7926

A Cross-Site Request Forgery issue was discovered in OSIsoft PI Web API versions prior to 2017 (1.9.0). The vulnerability allows cross-site request forgery (CSRF) attacks to occur when an otherwise-unauthorized cross-site request is sent from a browser the server has previously authenticated.