CVE-2026-9833
High
Description
The Tag Groups is the Advanced Way to Display Your Taxonomy Terms WordPress plugin before 2.2.0 does not properly escape one of its AJAX parameters before reflecting it in the response body served with an HTML content type, allowing unauthenticated attackers to execute arbitrary JavaScript in the browser of a logged-in user with `edit_pages` capability (Editor or higher) who is tricked into following a crafted link.
SeverityHigh
CVSS7.1
Exploit probability—
ProductTag Groups is the Advanced Way to Display Your Taxonomy Terms
PublishedJul 20, 2026
First seenJul 20, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- Tag Groups is the Advanced Way to Display Your Taxonomy Terms2.2.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Tag Groups is the Advanced Way to Display Your Taxonomy Terms | v < 2.2.0 | 2.2.0 |
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