Stored Cross-Site Scripting in Xpro Addons WordPress Plugin
CVE-2026-83547

6.8MEDIUM

Key Information:

Vendor

WordPress
Status
Xpro Addons
Vendor
CVE Published:
2 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-83547?

The Xpro Addons plugin for WordPress, prior to version 1.7.4, is susceptible to Stored Cross-Site Scripting attacks. This vulnerability arises from the plugin's failure to properly escape certain settings of its widgets before rendering them in HTML attributes. As a result, users with a Contributor role and higher could exploit this weakness, potentially injecting malicious scripts that would run in the context of other users' sessions.

Affected Version(s)

Xpro Addons 1.6.0 < 1.7.4

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-2026-83547 - Proof of Concept

References

https://wpscan.com/vulnerability/a8298cc0-9e5b-41e2-ba44-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
6.8
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
Required
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dmitrii Ignatyev
WPScan
.