CVE-2026-12978
High
Description
The FunnelKit WordPress plugin before 3.15.0.6 does not escape a user-supplied parameter before reflecting it into the HTML response of one of its page-builder AJAX actions, allowing unauthenticated attackers to perform Reflected Cross-Site Scripting against logged-in users who open a crafted page. The affected action is only registered when the Divi /builder is active.
SeverityHigh
CVSS7.1
Exploit probability—
ProductFunnelKit
PublishedJul 16, 2026
First seenJul 16, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- FunnelKit3.15.0.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| FunnelKit | v < 3.15.0.6 | 3.15.0.6 |
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