CVE-2026-105436CWE-502insecure-deserialization

CVE-2026-105436

High · published October 8, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
15.8
In the wild
Unconfirmed
What it is

Deserialization of Untrusted Data vulnerability in MainWP MainWP Child mainwp-child allows Object Injection.This issue affects MainWP Child: from n/a through 6.2.1.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00252 · 15.8th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2026-10-08T21:17Z
References (1)
https://patchstack.com/database/wordpress/plugin/mainwp-child/vulnerability/wordpress-mainwp-child-plugin-6-2-1-deserialization-of-untrusted-data-vulnerability?_s_id=cve · [email protected]
EPSS history
Timeline
  • 10 OCT 03:27Z
    EPSS moved — → 0%
    epss
  • 08 OCT 17:00Z
    WordPress MainWP Child plugin <= 6.2.1 - Deserialization of untrusted data vulnerability
    cvelistv5
  • 08 OCT 17:00Z
    WordPress MainWP Child plugin <= 6.2.1 - Deserialization of untrusted data vulnerability
    cvelistv5