CVE-2026-12256CWE-502insecure-deserialization

CVE-2026-12256

High · published June 17, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
39.6
In the wild
Unconfirmed
What it is

Deserialization of Untrusted Data vulnerability in ThemeFusion Fusion Builder fusion-builder allows Object Injection.This issue affects Fusion Builder: from n/a through 3.15.3.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00468 · 39.6th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2026-06-17T17:19Z
References (1)
https://patchstack.com/database/wordpress/plugin/fusion-builder/vulnerability/wordpress-avada-theme-3-15-3-php-object-injection-vulnerability?_s_id=cve · [email protected]
EPSS history
Timeline
  • 16 JUN 20:57Z
    WordPress Avada theme <= 3.15.3 - PHP Object Injection vulnerability
    cvelistv5