CVE-2025-30939
BaseFortify
Publication date: 2025-06-06
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?
This vulnerability is a Stored Cross-Site Scripting (XSS) issue in the WordPress IFrame Widget plugin up to version 4.1. It allows an attacker with administrator privileges to inject malicious scripts, such as redirects, advertisements, or other HTML payloads, into a website. These scripts execute when visitors access the site, potentially compromising the site's security and user experience. [1]
How can this vulnerability impact me? :
The vulnerability can allow attackers with admin access to inject malicious scripts that execute for site visitors. This can lead to unauthorized redirects, display of unwanted advertisements, or other harmful actions. It compromises the integrity and security of the website, potentially harming visitors and damaging the site's reputation. Since the plugin is abandoned and no official fix exists, the risk remains unless mitigated by virtual patching or plugin replacement. [1]
How can this vulnerability be detected on my network or system? Can you suggest some commands?
Detection of this vulnerability involves checking if the WordPress site is using the IFrame Widget plugin version 4.1 or earlier, as these versions are vulnerable to stored XSS. Since plugin-based malware scanners may be unreliable due to tampering, it is recommended to inspect the plugin version manually via the WordPress admin dashboard or by checking the plugin files on the server. There are no specific commands provided for detection in the resources. For network detection, monitoring for unusual script injections or unexpected redirects in web traffic could help identify exploitation attempts, but no explicit commands are given. [1]
What immediate steps should I take to mitigate this vulnerability?
Immediate mitigation steps include removing and replacing the vulnerable IFrame Widget plugin with a secure alternative, as no official fix or updated version is available. Applying a virtual patch (vPatch) provided by Patchstack is recommended to protect against the vulnerability without impacting performance. Deactivating the plugin alone does not eliminate the risk. Seeking professional incident response or assistance from the hosting provider is advised if compromise is suspected. [1]