CVE-2026-9833
Tag Groups < 2.2.0 - Reflected XSS via 'tag_groups_task' Parameter
- Published
- Jul 20, 2026
- Updated
- Jul 20, 2026
- Assigning CNA
- WPScan
- Evidence observed
- Aug 9, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:LLow · next 30 days
- Percentile
- 20.9%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
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.
Sources
1- CVE-2026-9833Research
Technical analysis of a reflected XSS vulnerability in the Tag Groups WordPress plugin before 2.2.0, covering root cause, attack flow, impact, detection, and mitigation.
Responsible use
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