CVE-2025-49863
BaseFortify
Publication date: 2025-06-17
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 Advanced Sermons plugin up to version 3.6. It allows a malicious user with contributor-level privileges to inject malicious scripts, such as redirects or advertisements, into the website. These scripts execute when visitors access the affected pages, potentially compromising the site's security. [1]
How can this vulnerability impact me? :
The vulnerability can allow attackers to execute malicious scripts on your website, which may lead to unauthorized redirects, display of unwanted advertisements, or other harmful HTML payloads. This can degrade user trust, harm your site's reputation, and potentially lead to further security issues. However, it is considered a low severity risk and is unlikely to be widely exploited. [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 Advanced Sermons plugin version is 3.6 or earlier, as these versions are vulnerable. Since the vulnerability allows contributor-level users to inject malicious scripts, monitoring for unexpected script injections or unusual HTML payloads in the website content can help. However, plugin-based malware scanners may be unreliable for this issue. No specific commands are provided for detection in the available resources. [1]
What immediate steps should I take to mitigate this vulnerability?
Immediate mitigation steps include updating the WordPress Advanced Sermons plugin to version 3.7 or later, where the vulnerability is fixed. Additionally, Patchstack offers virtual patching (vPatching) as an immediate mitigation method that auto-applies security rules before official patches are released. It is also recommended to consider professional incident response services if a site is suspected to be compromised. [1]