One of the changelog entries for the latest version of Feed Them Gallery is “NEW: Security Refactor of the whole plugin to stop XSS injections and other possibly malicious attempts to hack through the plugin.” The new version includes a lot of changes, so we ran the previous version of the plugin through Plugin Security Checker to see if it identified any possible cross-site scripting (XSS) vulnerabilities that we could then check to see if the new version had impacted. That identified multiple possible reflected XSS vulnerabilities all of which involved contained code that was replaced with more secure code in the new version.

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This post provides insights on a vulnerability in the WordPress plugin Feed Them Gallery not discovered by us, where the discoverer hadn't provided the details needed for us to confirm the vulnerability while we were adding it to the data set for our service, so the rest of its contents are limited to subscribers of our service.

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