Cross-Site Scripting Vulnerability in Tag Groups Plugin for WordPress
CVE-2026-9833

7.1HIGH

Key Information:

Vendor

WordPress
Status
Tag Groups Is The Advanced Way To Display Your Taxonomy Terms
Vendor
CVE Published:
20 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-9833?

The Tag Groups plugin for WordPress versions prior to 2.2.0 is susceptible to a Cross-Site Scripting (XSS) vulnerability due to improper escaping of AJAX parameters. This flaw allows unauthenticated attackers to execute arbitrary JavaScript in the browser of any logged-in user with Editor level access who is lured into clicking a manipulated link. By exploiting this vulnerability, attackers can gain control over user sessions and potentially compromise sensitive data.

Affected Version(s)

Tag Groups is the Advanced Way to Display Your Taxonomy Terms 0 < 2.2.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-9833 - Proof of Concept

References

https://wpscan.com/vulnerability/75792c33-2d9d-46db-a98c-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Juyaz
WPScan
.