Input Validation Bypass in Quiz and Survey Master Plugin for WordPress
CVE-2022-4033

5.3MEDIUM

Key Information:

Vendor

WordPress
Status
Quiz And Survey Master (qsm) – Easy Quiz And Survey Maker
Vendor
CVE Published:
29 November 2022

What is CVE-2022-4033?

The Quiz and Survey Master plugin for WordPress allows an attacker to exploit an input validation bypass through the 'question[id]' parameter. This vulnerability arises from inadequate input validation in versions up to 8.0.4, which enables malicious users to inject unintended values such as file paths or non-numeric entries. This flaw could potentially lead to unexpected behavior, allowing attackers to manipulate the plugin's functionality and compromise site integrity.

Affected Version(s)

Quiz and Survey Master (QSM) – Easy Quiz and Survey Maker 0 <= 8.0.4

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/changeset?sfp_email=&s...
https://www.wordfence.com/vulnerability-advisories-contin...

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Luca Greeb
Andreas Krüger
.