CVE-2023-39306: high-severity vulnerability in ThemeFusion Fusion Builder
WordPress Avada Builder plugin <= 3.11.1 - Reflected Cross Site Scripting (XSS) vulnerability
Published · Updated
43Vexday Risk Score
Prioritize patching. It exploitation observed by VulnCheck.
ssvc Actcvss 7.1epss 0.4%
from disclosure to weapon
Published on NVDMar 27
VulnCheck+930d
exploitation probability
0.4%top 68% of all CVEs
observed exploitation
yesVulnCheck
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in ThemeFusion Fusion Builder allows Reflected XSS.This issue affects Fusion Builder: from n/a through 3.11.1.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Affected products
ThemeFusion · Fusion BuilderRelated CVEs — ThemeFusion Fusion Builder
In the same product, most dangerous first.
CVE-2023-39309HIGHWordPress Avada Builder plugin <= 3.11.1 - Auth. SQL Injection vulnerabilityEPSS 0.7%CVE-2026-54194CRITICALWordPress Fusion Builder plugin <= 3.15.4 - PHP Object Injection vulnerabilityEPSS 0.6%CVE-2026-54193HIGHWordPress Fusion Builder plugin <= 3.15.4 - Arbitrary File Deletion vulnerabilityEPSS 0.5%CVE-2026-12256HIGHWordPress Fusion Builder plugin <= 3.15.3 - PHP Object Injection vulnerabilityEPSS 0.5%CVE-2023-39310MEDIUMWordPress Avada Builder plugin <= 3.11.1 - Authenticated Broken Access Control vulnerabilityEPSS 0.5%CVE-2026-56008HIGHWordPress Fusion Builder plugin <= 3.15.4 - Privilege Escalation vulnerabilityEPSS 0.4%