CVE-2025-52799
BaseFortify
Publication date: 2025-06-27
Last updated on: 2026-04-23
Assigner: Patchstack
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-79 | The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
CVE-2025-52799 is a Cross Site Scripting (XSS) vulnerability in the WordPress LMS theme versions up to and including 9.1. It allows unauthenticated attackers to inject malicious scripts, such as redirects, advertisements, or other HTML payloads, into websites using the vulnerable theme. These scripts execute when visitors access the compromised site, potentially causing various malicious effects depending on the context. [1]
How can this vulnerability impact me? :
This vulnerability can lead to attackers injecting malicious scripts that execute in the browsers of visitors to the affected website. This can result in unauthorized redirects, display of unwanted advertisements, theft of user data, session hijacking, or other malicious activities. Since the vulnerability is exploitable without authentication, it poses a significant risk to website integrity and user security. [1]
How can this vulnerability be detected on my network or system? Can you suggest some commands?
Detection of this vulnerability involves monitoring for attempts to inject malicious scripts targeting the WordPress LMS theme versions up to 9.1. Since the vulnerability is a reflected XSS, you can look for suspicious HTTP requests containing script tags or typical XSS payloads in URL parameters or POST data. Specific commands are not provided in the resources, but using web application firewalls (WAF) logs or intrusion detection systems (IDS) to filter for common XSS patterns can help. Additionally, Patchstack recommends using their virtual patching solution which blocks attack attempts and can help identify exploitation attempts. [1]
What immediate steps should I take to mitigate this vulnerability?
Immediate mitigation steps include applying the virtual patch (vPatch) released by Patchstack, which blocks attack attempts targeting this vulnerability until an official fix is available. Website owners should implement this virtual patch promptly to protect their sites. Additionally, if a site is suspected to be compromised, professional incident response services are recommended rather than relying solely on plugin-based malware scanners. Monitoring and blocking suspicious traffic patterns related to XSS attacks is also advised. [1]