CVE-2026-62140
MediumCVSS 5.3Exploitation Probability (EPSS)
Low risk14th percentile - higher than 14% of all known CVEs
Summary
The Quiz And Survey Master plugin in versions up to and including 11.2.5 contains an unauthenticated Insecure Direct Object References (IDOR) vulnerability. This allows access to objects that a user should not be authorized to reach.
Risk Assessment
Unauthenticated access to other users' data or resources may lead to information disclosure and a confidentiality breach.
Recommendation
Update the Quiz And Survey Master plugin to a version newer than 11.2.5 as soon as a fix becomes available.
Other vulnerabilities in Quiz And Survey Master
See all- CVE-2026-65454High
The Quiz And Survey Master plugin up to version 11.2.0 contains an SQL injection vulnerability exploitable by a contributor-level user. An attacker can manipulate database queries through specially crafted input.
- CVE-2026-14826Low
The Quiz and Survey Master (QSM) WordPress plugin before 11.2.4 does not perform a per-object ownership check on the REST routes that return a quiz's email-notification and results-page configuration, allowing users with contributor-level access and above to read the configuration, including notification recipient addresses, of quizzes created by other users.
- CVE-2026-14825Low
The Quiz and Survey Master (QSM) WordPress plugin before 11.2.4 does not perform a per-object ownership check before saving a quiz's front-end text settings, allowing users with contributor-level access and above to modify the text settings of quizzes created by other users.
- CVE-2026-15963Medium
The Quiz and Survey Master (QSM) plugin for WordPress up to version 11.2.1 is vulnerable to generic SQL Injection via the 'randon_category' quiz option. Insufficient escaping and lack of query preparation allow authenticated attackers with custom-level access to append additional SQL queries to extract sensitive information.
- CVE-2026-11780Medium
The Quiz and Survey Master plugin for WordPress up to version 11.2.1 is vulnerable to Stored Cross-Site Scripting via the 'question_title' parameter due to insufficient input sanitization and output escaping. Authenticated attackers with contributor-level access can inject arbitrary web scripts that execute when a user accesses an injected page.
- CVE-2026-48867High
Versions of Quiz And Survey Master <= 11.1.2 are vulnerable to unauthenticated Cross Site Scripting (XSS). An attacker can exploit this vulnerability to inject malicious scripts, potentially leading to user data theft.
- CVE-2026-40787High
Versions of Quiz And Survey Master <= 11.0.0 are vulnerable to unauthenticated Cross Site Scripting (XSS). An attacker can exploit this vulnerability to inject malicious JavaScript code.
- CVE-2026-6448Medium
The Quiz and Survey Master (QSM) plugin for WordPress up to version 11.1.2 is vulnerable to time-based blind SQL injection via the 'order' parameter. An authenticated attacker with admin privileges can append additional SQL queries and extract sensitive data from the database.
Original NVD description (English source)
Unauthenticated Insecure Direct Object References (IDOR) in Quiz And Survey Master <= 11.2.5 versions.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS