CVE-2025-39410: Themegusta Smart Sections Theme Builder - Wpbakery Page Builder Addon

Critical severity, CVSS 9.8. EPSS: 0.5% chance of exploitation in the next 30 days.

Deserialization of Untrusted Data vulnerability in themegusta Smart Sections Theme Builder - WPBakery Page Builder Addon.This issue affects Smart Sections Theme Builder - WPBakery Page Builder Addon: from n/a through 1.7.8.

Affected products

• Themegusta Smart Sections Theme Builder - Wpbakery Page Builder Addon: up to and including 1.7.8

Published 2025-05-19. Last modified 2026-06-17.