CVE-2026-0549
Stored XSS in WordPress Groups Plugin Allows Script Injection
Publication date: 2026-02-19
Last updated on: 2026-02-19
Assigner: Wordfence
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| itthinx | groups | to 3.10.0 (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 vulnerability exists in the Groups plugin for WordPress, specifically in the 'groups_group_info' shortcode. It is a Stored Cross-Site Scripting (XSS) vulnerability caused by insufficient input sanitization and output escaping on user-supplied attributes.
This flaw allows authenticated attackers with contributor-level access or higher to inject arbitrary web scripts into pages. These scripts will execute whenever any user accesses the injected page.
How can this vulnerability impact me? :
This vulnerability can lead to the execution of malicious scripts in the context of the affected website. An attacker with contributor-level access can inject scripts that run when other users visit the compromised pages.
- It can result in theft of user credentials or session tokens.
- It can enable unauthorized actions on behalf of users.
- It can lead to defacement or manipulation of website content.
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
What immediate steps should I take to mitigate this vulnerability?
I don't know