CVE-2025-49858
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 Arconix Shortcodes plugin up to version 2.1.17. It allows attackers with contributor-level privileges to inject malicious scripts into web pages generated by the plugin. These scripts can execute when visitors access the affected website, potentially causing redirects, displaying unwanted advertisements, or executing other harmful HTML payloads. [1]
How can this vulnerability impact me? :
Exploitation of this vulnerability can lead to unauthorized script execution on your website, which may affect site visitors by redirecting them, displaying malicious content, or compromising their interaction with the site. Although the severity is considered low (CVSS 6.5), it can still harm your website's reputation and user trust. It requires only contributor-level privileges to exploit, so timely patching or mitigation is important. [1]
How can this vulnerability be detected on my network or system? Can you suggest some commands?
Detection of this vulnerability involves checking the version of the Arconix Shortcodes plugin installed on your WordPress site. If the version is 2.1.17 or earlier, it is vulnerable. Additionally, monitoring for suspicious script injections or unexpected HTML payloads in web pages served by the site can indicate exploitation. While specific commands are not provided, you can use WordPress CLI commands such as 'wp plugin list' to check plugin versions. For deeper inspection, scanning the website for injected scripts or using server-side malware scanning tools is recommended. [1]
What immediate steps should I take to mitigate this vulnerability?
Immediate mitigation steps include updating the Arconix Shortcodes plugin to version 2.1.18 or later, where the vulnerability is fixed. If updating immediately is not possible, applying virtual patching (vPatching) provided by Patchstack can auto-mitigate the vulnerability without performance loss. Additionally, conducting professional incident response and server-side malware scanning is advised if compromise is suspected. [1]