CVE-2025-31638
BaseFortify
Publication date: 2025-06-09
Last updated on: 2026-04-28
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-2025-31638 is a Cross Site Scripting (XSS) vulnerability in the WordPress Spare theme versions up to and including 1.7. It allows unauthenticated attackers to inject malicious scripts, such as redirects, advertisements, or other HTML payloads, into affected websites. These scripts execute when visitors access the site, potentially compromising site integrity and user security. [1]
How can this vulnerability impact me? :
This vulnerability can impact you by allowing attackers to run malicious scripts on your website visitors' browsers. This can lead to unauthorized redirects, display of unwanted advertisements, theft of user data, session hijacking, and overall compromise of site 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 injection of malicious scripts in web traffic or website content. Since this is a reflected XSS vulnerability in the Spare WordPress theme, you can look for suspicious URL parameters or script injections in HTTP requests and responses. However, no specific commands are provided in the resources. It is recommended to perform server-side malware scanning and professional incident response to detect potential compromise, as plugin-based scanners may be unreliable. [1]
What immediate steps should I take to mitigate this vulnerability?
Immediate mitigation involves applying the virtual patch (vPatch) provided by Patchstack, which automatically blocks attacks exploiting this vulnerability until an official patch is released. Users should implement this virtual patch as the fastest protection method. Additionally, monitoring for suspicious activity and seeking professional incident response is advised if compromise is suspected. [1]