CVE-2025-15669 Bit Form CVE debrief

Who should care

Administrators and users of the Bit Form WordPress plugin should be aware of this vulnerability and take necessary actions to prevent exploitation. This includes updating the plugin to version 3.1.4 or later, restricting access to conversational-form display settings, and monitoring the plugin for suspicious activity. Security teams and vulnerability management teams should also review the vulnerability and assess their exposure.

Technical summary

The Bit Form WordPress plugin before 3.1.4 does not sanitise one of its conversational-form display settings, allowing high-privilege users to store JavaScript that executes in the browser of any visitor who views the form. This lack of sanitization enables attackers to inject malicious scripts, potentially leading to unauthorized actions or data breaches. The vulnerability is particularly concerning for high-privilege users such as administrators, who do not hold the unfiltered_html capability on multisite. To mitigate this vulnerability, it is essential to update the plugin to version 3.1.4 or later, restrict access to conversational-form display settings, and monitor the plugin for suspicious activity.

Defensive priority

Administrators should update the Bit Form WordPress plugin to version 3.1.4 or later to prevent JavaScript execution.

Recommended defensive actions

• Update the Bit Form WordPress plugin to version 3.1.4 or later
• Restrict access to the conversational-form display settings to prevent high-privilege users from storing malicious JavaScript
• Monitor the plugin for any suspicious activity
• 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
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record was created based on information from the NVD and a source reference from WPScan. The Bit Form WordPress plugin before 3.1.4 does not sanitise one of its conversational-form display settings before rendering it on the public-facing form, allowing high-privilege users to store JavaScript that executes in the browser of any visitor who views the form. The vulnerability affects high-privilege users such as administrators, who do not hold the unfiltered_html capability on multisite. Evidence is limited to public sources and may not reflect the full scope of affected systems or potential impact.

Official resources