CVE-2026-104392

WordPress Quiz And Survey Master plugin <= 11.2.7 - PHP Object Injection vulnerability

Published Oct 9, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
Deserialization of Untrusted Data vulnerability in ExpressTech Quiz And Survey Master quiz-master-next allows Object Injection.This issue affects Quiz And Survey Master: from n/a through 11.2.7.

Remediation

Vendor Solution

Update the WordPress Quiz And Survey Master plugin to the latest available version (at least 11.2.8).

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Deserialization of Untrusted Data vulnerability in ExpressTech Quiz And Survey Master quiz-master-next allows Object Injection.This issue affects Quiz And Survey Master: from n/a through 11.2.7.
Title WordPress Quiz And Survey Master plugin <= 11.2.7 - PHP Object Injection vulnerability
Weaknesses CWE-502
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Oct 9, 2026, 8:01 PM
Reserved
Oct 2, 2026, 12:22 AM
Status
Deferred
Published
Oct 9, 2026, 1:17 PM
Modified
Oct 9, 2026, 9:17 PM