CVE-2026-0550
Stored XSS in myCred WordPress Plugin via Shortcode Attributes
Publication date: 2026-02-14
Last updated on: 2026-02-14
Assigner: Wordfence
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| mycred | mycred | to 2.9.7.3 (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
Can you explain this vulnerability to me?
The myCred plugin for WordPress has a Stored Cross-Site Scripting (XSS) vulnerability in its 'mycred_load_coupon' shortcode in all versions up to and including 2.9.7.3. This vulnerability arises because the plugin does not properly sanitize or escape user-supplied attributes. As a result, authenticated users with contributor level access or higher can inject malicious web scripts into pages. These scripts will execute whenever any user accesses the infected page.
What immediate steps should I take to mitigate this vulnerability?
[{'type': 'paragraph', 'content': 'To mitigate the Stored Cross-Site Scripting vulnerability in the myCred WordPress plugin, you should update the plugin to version 2.9.7.4 or later.'}, {'type': 'paragraph', 'content': "This update includes fixes that sanitize error messages and labels using WordPress's wp_kses_post() function, preventing malicious script injection via the 'mycred_load_coupon' shortcode."}, {'type': 'paragraph', 'content': 'Ensuring that only allowed HTML tags are rendered in coupon-related outputs reduces the risk of XSS attacks.'}] [2]
How can this vulnerability impact me? :
This vulnerability allows attackers with contributor or higher access to inject arbitrary scripts into web pages viewed by other users. This can lead to unauthorized actions such as stealing session cookies, defacing the website, redirecting users to malicious sites, or performing actions on behalf of other users without their consent. Since the vulnerability is stored, the malicious code persists and affects all users who visit the compromised pages.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know