High severity7.5NVD Advisory· Published Nov 20, 2025· Updated Jun 17, 2026
CVE-2025-41074
CVE-2025-41074
Description
Vulnerability in LimeSurvey 6.13.0 in the endpoint /optout 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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4cpe:2.3:a:limesurvey:limesurvey:6.13.0:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:limesurvey:limesurvey:6.13.0:*:*:*:*:*:*:*
- (no CPE)range: 6.13.0
- (no CPE)range: 6.13.0
Patches
Vulnerability mechanics
References
1- www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-limesurvey-0nvdThird Party Advisory
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