those page have an error message :
in : forum.developer.onepagecrm.com
it is maybe Vulnerability or not
but this issue may disclose sensitive information.The message can also contain the location of the file that produced the unhandled exception.
This may be a false positive if the error message is found in documentation pages.
the impact of this proble is to may disclose sensitive information. This information can be used to launch further attacks.
to fix that : Review the source code for this script.
take care about the clickjacking in your forum
this is report just to help you !.
contact me in : email@example.com
Thanks, the forum is by the Discourse project - discourse.org, so please report any vulnerabilities to them.