CVE-2026-100506CWE-502insecure-deserialization

CVE-2026-100506

High · published October 6, 2026

CVSS v3.1
7.2
EPSS
0%
Percentile
29.7
In the wild
Unconfirmed
What it is

Deserialization of Untrusted Data vulnerability in WP Spell Check WP Spell Check wp-spell-check allows Object Injection.This issue affects WP Spell Check: from n/a through 12.1.

The record
Technical detail
CVSS v3.1
7.2 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00370 · 29.7th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2026-10-06T00:17Z
References (1)
https://patchstack.com/database/wordpress/plugin/wp-spell-check/vulnerability/wordpress-wp-spell-check-plugin-12-1-php-object-injection-vulnerability?_s_id=cve · [email protected]
EPSS history
Timeline
  • 07 OCT 03:39Z
    EPSS moved — → 0%
    epss
  • 05 OCT 19:00Z
    WordPress WP Spell Check plugin <= 12.1 - PHP Object Injection vulnerability
    cvelistv5