CVE-2025-39410CWE-502

WordPress Smart Sections Theme Builder - WPBakery Page Builder Addon plugin <= 1.7.8 - PHP Object Injection vulnerability

Critical · published May 19, 2025

CVSS v3.1
9.8
EPSS
0%
Percentile
41.9
In the wild
Unconfirmed
What it is

🔥 A simple twist in how data is handled could let attackers run wild! The deserialization vulnerability in the Smart Sections Theme Builder for WPBakery Page Builder Addon (up to version 1.7.8) is a game changer. ⚡ Think of it like an overzealous party planner who accepts any RSVP without checking identities—once in, anyone can make changes to the entire event! That's exactly how this flaw allows untrusted data to gain unwarranted access. An attacker could exploit this vulnerability to execute arbitrary code, potentially compromising your entire website. Imagine them rearranging your site, accessing sensitive information, or even launching attacks against your users—absolutely devastating!

Put simply

Think of it like an overzealous party planner who accepts any RSVP without checking identities—once in, anyone can make changes to the entire event! That's exactly how this flaw allows untrusted data to gain unwarranted access. This deserialization flaw allows an attacker to manipulate data structures that the system trusts, leading to unauthorized actions being executed as a result.

What to do

An attacker could exploit this vulnerability to execute arbitrary code, potentially compromising your entire website. Imagine them rearranging your site, accessing sensitive information, or even launching attacks against your users—absolutely devastating! To protect yourself, upgrade to version 1.7.9 or later immediately. Additionally, consider implementing strict validation on any data before deserialization to mitigate risks. You've got this! By taking these steps, you're not just fixing a vulnerability—you're reinforcing your security fortress! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00499 · 41.9th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2025-05-19T18:58Z
EPSS history
Timeline
  • 19 MAY 18:58Z
    WordPress Smart Sections Theme Builder - WPBakery Page Builder Addon plugin <= 1.7.8 - PHP Object Injection vulnerability
    cvelistv5