CVE-2025-41075 – Multiple vulnerabilities in Limesurvey

CVE ID : CVE-2025-41075

Published : Nov. 20, 2025, 12:49 p.m. | 2 hours, 24 minutes ago

Description : Vulnerability in LimeSurvey 6.13.0 in the endpoint /optin that causes infinite HTTP redirects when accessed directly. This behavior can be exploited to generate a Denegation of Service (DoS attack), by exhausting server or client resources. The system is unable to break the redirect loop, which can cause service degradation or browser instability.

Severity: 6.9 | MEDIUM

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