Tag Groups < 2.2.0 - Reflected XSS via 'tag_groups_task' Parameter
Priority MEDIUM 64CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00524 44th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Tag Groups is the Advanced Way to Display Your Taxonomy Terms (Unknown): 2.2.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | Tag Groups is the Advanced Way to Display Your Taxonomy Terms | before 2.2.0 | 2.2.0 | Patch available | CNA |
- Tag Groups is the Advanced Way to Display Your Taxonomy Terms VendorUnknown Affected before 2.2.0 Fixed in 2.2.0 Patch available CNA
Remediation
- Fix · CNA Tag Groups is the Advanced Way to Display Your Taxonomy Terms (Unknown) Fixed in 2.2.0
Timeline
- 2026-10-02 Threatist record created from CVE-2026-9833
- 2026-10-03 Alias added: GHSA-mcx6-9qf4-cx6p
References
Sources
- CVE-2026-9833 · CVE Program
- CVE-2026-9833 · NVD
- FIRST EPSS
- GHSA-mcx6-9qf4-cx6p · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences