Stored Cross-Site Scripting Vulnerability in Watu Quiz Plugin for WordPress
CVE-2025-11238

7.2HIGH

Key Information:

Vendor

WordPress

Status
Vendor
CVE Published:
25 October 2025

What is CVE-2025-11238?

The Watu Quiz plugin for WordPress contains a vulnerability that allows unauthenticated attackers to exploit insufficient input sanitization and output escaping related to the HTTP Referer header. When the 'Save source URL' feature is enabled, attackers can inject arbitrary scripts into the pages, creating a risk for users accessing those compromised pages. This highlights the necessity for enhanced security measures and prompt updates to safeguard against potential exploitation.

Affected Version(s)

Watu Quiz * <= 3.4.4

References

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Naoya Takahashi
.
CVE-2025-11238 : Stored Cross-Site Scripting Vulnerability in Watu Quiz Plugin for WordPress