Expresstech: >> Quiz And Survey Master >> 0.9.2 Security Vulnerabilities
The Quiz and Survey Master (QSM) – Easy Quiz and Survey Maker plugin for WordPress is vulnerable to time-based SQL Injection via the ‘is_linking’ parameter in all versions up to, and including, 10.3.1 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with Subscriber-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.
CVSS Score
6.5
EPSS Score
0.0
Published
2026-01-06
The Quiz and Survey Master (QSM) – Easy Quiz and Survey Maker plugin for WordPress is vulnerable to unauthorized access and modification of data due to a missing capability and status checks on multiple functions in all versions up to, and including, 10.3.1. This makes it possible for unauthenticated attackers to view the details of unpublished, private, or password-protected quizzes, as well as submit file responses to questions from those quizzes, which allow file upload.
CVSS Score
6.5
EPSS Score
0.001
Published
2026-01-06
The Quiz and Survey Master (QSM) – Easy Quiz and Survey Maker plugin for WordPress is vulnerable to unauthorized loss of data due to a missing capability check on the qsm_dashboard_delete_result function in all versions up to, and including, 10.3.1. This makes it possible for authenticated attackers, with Subscriber-level access and above, to delete quiz results.
CVSS Score
4.3
EPSS Score
0.0
Published
2026-01-06
The Quiz and Survey Master (QSM) WordPress plugin before 9.2.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
CVSS Score
6.1
EPSS Score
0.001
Published
2025-03-25
The Quiz and Survey Master (QSM) WordPress plugin before 9.1.3 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
CVSS Score
4.8
EPSS Score
0.002
Published
2024-09-23
The Quiz and Survey Master (QSM) WordPress plugin before 9.1.1 fails to validate and escape certain Quiz fields before displaying them on a page or post where the Quiz is embedded, which could allows contributor and above roles to perform Stored Cross-Site Scripting (XSS) attacks.
CVSS Score
4.7
EPSS Score
0.002
Published
2024-08-26
The Quiz and Survey Master (QSM) WordPress plugin before 9.1.0 does not properly sanitise and escape some of its Quizz settings, which could allow high privilege users such as contributor to perform Stored Cross-Site Scripting attacks
CVSS Score
5.9
EPSS Score
0.001
Published
2024-08-03
The Quiz and Survey Master (QSM) WordPress plugin before 9.0.5 does not sanitise and escape some of its Quiz settings, which could allow contributors and higher to perform Stored Cross-Site Scripting attacks
CVSS Score
5.4
EPSS Score
0.003
Published
2024-07-11
The Quiz and Survey Master (QSM) WordPress plugin before 9.0.2 is vulnerable does not validate and escape the question_id parameter in the qsm_bulk_delete_question_from_database AJAX action, leading to a SQL injection exploitable by Contributors and above role
CVSS Score
8.8
EPSS Score
0.001
Published
2024-07-02
The Quiz and Survey Master (QSM) WordPress plugin before 9.0.2 does not validate and escape some of its Quiz fields before outputting them back in a page/post where the Quiz is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks
CVSS Score
5.5
EPSS Score
0.001
Published
2024-07-01
Page 1