CVE-2025-58915
BaseFortify
Publication date: 2025-09-23
Last updated on: 2026-04-23
Assigner: Patchstack
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| patchstack | youtube_showcase | * |
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?
This vulnerability is a Stored Cross-Site Scripting (XSS) issue in the WordPress YouTube Showcase plugin up to version 3.5.0. It allows attackers with contributor-level privileges to inject malicious scripts, such as redirects or advertisements, into websites using the plugin. These scripts execute when visitors access the site, potentially compromising website integrity and user experience. [1]
How can this vulnerability impact me? :
The vulnerability can lead to unauthorized execution of malicious scripts on your website, which may result in compromised website integrity, altered user experience, and potential redirection to malicious sites or display of unwanted content. Although it has a low severity score (6.5), exploitation can still harm your site visitors and damage your site's reputation. [1]
How can this vulnerability be detected on my network or system? Can you suggest some commands?
Detection of this vulnerability involves identifying if the WordPress YouTube Showcase plugin version is up to 3.5.0 and checking for signs of malicious script injection in the website content. Since the vulnerability allows stored XSS, monitoring for unexpected or unauthorized script tags in web pages generated by the plugin is key. Patchstack suggests professional incident response and server-side malware scanning for compromise detection rather than relying on plugin-based malware scanners. Specific commands are not provided in the resources. [1]
What immediate steps should I take to mitigate this vulnerability?
Immediate mitigation steps include updating the YouTube Showcase plugin to version 3.5.1 or later, which contains the fix for this vulnerability. Alternatively, Patchstack offers virtual patching (vPatching) as an immediate mitigation method that auto-mitigates the vulnerability even before official patches are applied. Additionally, monitoring and professional incident response are recommended if compromise is suspected. [1]