Vulnerability in Ultimate Addons For Elementor (Formerly Header & Footer Builder)

CVE-2025-9703

The Ultimate Addons for Elementor (Formerly Elementor Header & Footer Builder) WordPress plugin before 2.5.0 does not sanitize SVG file contents when uploaded through the xmlrpc.php endpoint using base64 encode, leading to a Cross-Site Scripting vulnerability.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.002 (6.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 6.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-9703: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

  • Ultimate Addons For Elementor (Formerly Header & Footer Builder) — versions 0

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-9703?
CVE-2025-9703 is a medium-severity vulnerability in Ultimate Addons For Elementor (Formerly Header & Footer Builder), classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 4.3/10. Published 2025-10-06.
How severe is CVE-2025-9703?
Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2025-9703 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.