CVE-2025-49940

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in ThemeFusion Fusion Builder fusion-builder allows DOM-Based XSS.This issue affects Fusion Builder: from n/a through <= 3.13.2.

CVSS v3.1

6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

EPSS

0.20% chance of exploitation in the next 30 days, 10th percentile

Nuclei

low

Published

2025-10-22

Updated

2026-04-28

Nuclei templates (1)

• topscoder/nuclei-wordfence-cve/blob/main/nuclei-templates/2025/CVE-2025-49940-fusion_buil…

References

• CVE Record
• NVD entry

Related

• CVE-2025-49901
• CVE-2025-4997
• CVE-2025-49844
• CVE-2025-4998
• CVE-2025-49832
• CVE-2025-4999