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9.8

Smart Sections Theme Builder - WPBakery Page Builder Addon: Untrusted Data Can Crash Site

CVE-2025-39410 · published 1 year ago
Summary

A security issue in the Smart Sections Theme Builder - WPBakery Page Builder Addon for WordPress can cause a website to crash if it receives malicious data. This could lead to a loss of functionality or even take the site offline. To fix the issue, update the Smart Sections Theme Builder - WPBakery Page Builder Addon to version 1.7.8 or later.

Original advisory text
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 Addo...
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.
References
Fix within
Internet-facing 3 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically
  • Gives an attacker full control
Severity
9.8 Critical
Exploitation
<1% chance of attack within 30 days
Type
CWE-502Deserialization of Untrusted Data
Timeline
Published19 May 2025
Updated4 Nov 2026
First seen7 Mar 2026
Sources
CVE-2025-39410 · NVD
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