Cross-Site Scripting Vulnerability in Ultimate Addons for Elementor Plugin by WordPress
CVE-2025-9703

4.3MEDIUM

Key Information:

Vendor

WordPress
Status
Ultimate Addons For Elementor (formerly Elementor Header & Footer Builder)
Vendor
CVE Published:
6 October 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-9703?

The Ultimate Addons for Elementor plugin for WordPress prior to version 2.5.0 is vulnerable to a Cross-Site Scripting (XSS) attack due to insufficient sanitization of SVG file contents. This vulnerability can be exploited when SVG files are uploaded through the xmlrpc.php endpoint using base64 encoding, enabling attackers to execute arbitrary scripts in the context of the user’s browser.

Affected Version(s)

Ultimate Addons for Elementor (Formerly Elementor Header & Footer Builder) 0 < 2.5.0

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-2025-9703 - Proof of Concept

References

https://wpscan.com/vulnerability/4332d49b-d58c-4728-afab-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
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

Tony
WPScan
JSON
.
CVE-2025-9703 : Cross-Site Scripting Vulnerability in Ultimate Addons for Elementor Plugin by WordPress