CVE-2026-11563 WordPress CVE debrief

Who should care

Users of the Word Count and Social Shares WordPress plugin, particularly those with Subscriber-level access, should be aware of this vulnerability and take steps to protect their sites. Site administrators and security teams managing WordPress installations with this plugin should prioritize remediation efforts to prevent potential site takeovers.

Technical summary

The Word Count and Social Shares WordPress plugin through version 1.0 does not validate user-supplied file paths before deletion and lacks proper authorization and CSRF checks. This allows any authenticated user, such as a Subscriber, to delete arbitrary files on the server. If an attacker deletes critical files like wp-config.php, it could lead to a full site takeover. Site administrators should prioritize updating the plugin or implementing compensating controls to mitigate this vulnerability.

Defensive priority

High priority for WordPress site administrators using the affected plugin, especially those with active Subscriber accounts, to prevent potential site takeovers through arbitrary file deletion.

Recommended defensive actions

• Immediately update the Word Count and Social Shares plugin to a version that fixes this vulnerability, if available.
• Restrict file deletion capabilities to trusted roles only.
• Implement additional monitoring for unauthorized file deletions.
• Consider temporarily disabling the plugin until a patch is applied.
• Review compensating controls for exposed systems while remediation is scheduled and verified.
• Check relevant monitoring, detection, and logs for exposed assets that need extra review.
• Track exceptions, retest remediated assets, and close the item only after evidence is documented.

Evidence notes

Evidence is limited; primary official records indicate a vulnerability exists in the Word Count and Social Shares WordPress plugin through version 1.0, which does not validate user-supplied file paths before deletion and lacks proper authorization and CSRF checks. This allows any authenticated user, such as a Subscriber, to delete arbitrary files on the server. Further verification is recommended to assess affected scope, potential impact, and validate vendor guidance.

Official resources