CVE-2026-22523
Reflected XSS in Ultra WordPress Admin Allows Code Injection
Publication date: 2026-03-25
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 |
|---|---|---|
| thempassion | ultra_wordpress_admin | to 11.7 (inc) |
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
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The vulnerability is a reflected Cross Site Scripting (XSS) issue that allows attackers to inject malicious scripts into websites using the affected plugin. Such vulnerabilities can lead to unauthorized access, data manipulation, or exposure of sensitive information.
While the provided information does not explicitly mention compliance with standards like GDPR or HIPAA, the presence of an XSS vulnerability could potentially impact compliance by risking the confidentiality and integrity of user data, which are key requirements in these regulations.
Organizations using the affected plugin should consider this vulnerability a risk to their security posture and take mitigation steps to maintain compliance with relevant data protection standards.
Can you explain this vulnerability to me?
CVE-2026-22523 is a medium priority Cross Site Scripting (XSS) vulnerability affecting the WordPress Ultra WordPress Admin Plugin versions up to and including 11.7.
This vulnerability allows unauthenticated attackers to inject malicious scripts—such as redirects, advertisements, or other HTML payloads—into websites using the plugin.
These malicious scripts execute when visitors access the compromised site, potentially enabling mass exploitation campaigns targeting thousands of websites regardless of their traffic or popularity.
Successful exploitation requires user interaction by a privileged user, such as clicking a malicious link, visiting a crafted page, or submitting a form.
How can this vulnerability impact me? :
Exploitation of this vulnerability can lead to the execution of malicious scripts on your website, which may result in unauthorized redirects, display of unwanted advertisements, or injection of harmful HTML content.
This can compromise the security and integrity of your website, potentially damaging your reputation and exposing your users to further attacks.
Because the vulnerability can be exploited on thousands of websites regardless of their traffic or popularity, it poses a widespread risk.
How can this vulnerability be detected on my network or system? Can you suggest some commands?
This vulnerability is a Reflected Cross Site Scripting (XSS) issue in the Ultra WordPress Admin plugin up to version 11.7. Detection typically involves monitoring for suspicious HTTP requests containing malicious script payloads targeting the plugin's input fields.
Since no official patch is available yet, detection can be aided by using mitigation rules provided by Patchstack that block attack attempts exploiting this vulnerability.
Specific commands are not provided in the available resources, but general detection methods include inspecting web server logs for unusual query parameters or payloads, and using web application firewalls (WAF) with rules targeting this vulnerability.
What immediate steps should I take to mitigate this vulnerability?
Immediate mitigation steps include applying the mitigation rule issued by Patchstack to block attacks exploiting this vulnerability until an official patch is released.
Users should monitor for updates and update the Ultra WordPress Admin plugin to a patched version as soon as it becomes available.
Additionally, seeking assistance from hosting providers or web developers to implement temporary protections or hardening measures is recommended.