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Medium · 6.9 CVE-2025-41075 EUVD-2025-198279GHSA-46hr-8mq3-w232

Multiple vulnerabilities in Limesurvey

Published Nov 20, 2025 · Updated Nov 20, 2025 · Assigned by INCIBE

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.

Affected products

VendorProductAffectedFixed
LimeSurvey LimeSurvey 6.13.0 —

References