CVE-2025-13660: CWE-200 Exposure of Sensitive Information to an Unauthorized Actor in rcatheme Guest Support
The Guest Support plugin for WordPress is vulnerable to User Email Disclosure in versions up to, and including, 1.2.3. This is due to the plugin exposing a public AJAX endpoint that allows anyone to search for and retrieve user email addresses without any authentication or capability checks. This makes it possible for unauthenticated attackers to enumerate user accounts and extract email addresses via the guest_support_handler=ajax endpoint with the request=get_users parameter.
AI Analysis
Technical Summary
CVE-2025-13660 is a vulnerability in the rcatheme Guest Support WordPress plugin that allows unauthorized disclosure of user email addresses. The plugin exposes a public AJAX endpoint that accepts requests with the parameter get_users, enabling anyone to enumerate user accounts and extract their email addresses without authentication or permission checks. This issue affects versions up to and including 1.2.3. The vulnerability is rated medium severity with a CVSS 3.1 score of 5.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N). No patch or vendor advisory is currently provided.
Potential Impact
An unauthenticated attacker can enumerate user accounts and obtain email addresses from WordPress sites using the vulnerable Guest Support plugin. This exposure of sensitive information could facilitate phishing or targeted social engineering attacks. There is no direct impact on integrity or availability reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider disabling or removing the Guest Support plugin if email exposure is a concern. Monitor official channels for updates or patches from the vendor.
CVE-2025-13660: CWE-200 Exposure of Sensitive Information to an Unauthorized Actor in rcatheme Guest Support
Description
The Guest Support plugin for WordPress is vulnerable to User Email Disclosure in versions up to, and including, 1.2.3. This is due to the plugin exposing a public AJAX endpoint that allows anyone to search for and retrieve user email addresses without any authentication or capability checks. This makes it possible for unauthenticated attackers to enumerate user accounts and extract email addresses via the guest_support_handler=ajax endpoint with the request=get_users parameter.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2025-13660 is a vulnerability in the rcatheme Guest Support WordPress plugin that allows unauthorized disclosure of user email addresses. The plugin exposes a public AJAX endpoint that accepts requests with the parameter get_users, enabling anyone to enumerate user accounts and extract their email addresses without authentication or permission checks. This issue affects versions up to and including 1.2.3. The vulnerability is rated medium severity with a CVSS 3.1 score of 5.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N). No patch or vendor advisory is currently provided.
Potential Impact
An unauthenticated attacker can enumerate user accounts and obtain email addresses from WordPress sites using the vulnerable Guest Support plugin. This exposure of sensitive information could facilitate phishing or targeted social engineering attacks. There is no direct impact on integrity or availability reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider disabling or removing the Guest Support plugin if email exposure is a concern. Monitor official channels for updates or patches from the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2025-11-25T16:08:54.521Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 693bbde4e6d9263eb354937c
Added to database: 12/12/2025, 7:01:56 AM
Last enriched: 4/9/2026, 9:08:10 PM
Last updated: 5/8/2026, 7:49:19 PM
Views: 142
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