WordPress security changelog
HIGH CVE-2026-9833 Deferred

Tag Groups is the Advanced Way to Display Your Taxonomy Terms: A security weakness

Tag Groups is the Advanced Way to Display Your Taxonomy Terms is affected by a security weakness. The vulnerable path is reachable without authentication. The resulting impact depends on how the affected component exposes the vulnerable operation. The published affected range is < 2.2.0.

CVE / CNA score 7.1 CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
NVD score Pending NVD has not published its own CVSS assessment.
Component
Tag Groups is the Advanced Way to Display Your Taxonomy Terms
Plugin slug
tag-groups-is-the-advanced-way-to-display-your-taxonomy-terms
Affected
< 2.2.0
Safe version
2.2.0
Published
Jul 20, 2026
Weakness
CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

This CVE was published Jul 20, 2026 and is one of 1 known issue for this plugin.

Update, patch or deactivate.

Update Tag Groups is the Advanced Way to Display Your Taxonomy Terms to 2.2.0 or later, or disable and remove it until a fixed version is available.

A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical 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.

CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Primary and upstream sources