CVE-2026-104392
WordPress Quiz And Survey Master plugin <= 11.2.7 - PHP Object Injection vulnerability
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-502 |
| Vendor | expresstech |
| Product | quiz and survey master |
| Published | Oct 9, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
ExpressTech / Quiz And Survey Master
0 ≤ 11.2.7
References
Credits
Ananda Dhakal (Patchstack)