All vulnerabilities
CVE-2026-100506

WordPress WP Spell Check plugin <= 12.1 - PHP Object Injection vulnerability

WP Spell Check WP Spell Check
Open in ThreatlineRecord JSON
CVSS
7.2High
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.37%Chance of exploitation activity in the next 30 days, higher than 29% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version yet
Published5 Oct 2026Updated 6 Oct 2026CVE List

What fixes it

No source in this snapshot names a fixed version.

Description

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.

Text from CVE List

Affected versions 1

  • WP Spell Checkaffected: all versions through 12.1CVE List

References 1