CVE-2026-12256

HighCVSS 8.8/10Last modified Oct 26, 2026

Description

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.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-502

Affected software

VendorProductVersions
ThemeFusionFusion Builder<= 3.15.3

References

Timeline

Published
Jun 17, 2026
Last modified
Oct 26, 2026
NVD status
Deferred

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