PT-2025-47570 · Limesurvey · Limesurvey

Published 2025-11-20 · Updated 2025-11-22 · CVE-2025-41075

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions LimeSurvey version 6.13.0

Description A flaw exists in LimeSurvey version 6.13.0 within the /optin endpoint that results in infinite HTTP redirects when directly accessed. This can be leveraged to create a Denial of Service (DoS) attack by depleting server or client resources. The system fails to interrupt the redirect loop, potentially leading to service disruption or browser instability.

Recommendations Apply a fix to prevent infinite HTTP redirects in the /optin endpoint.

Fix

DoS

Infinite Loop

Weakness Enumeration

CWE-835

Related Identifiers

BIT-LIMESURVEY-2025-41075

CVE-2025-41075

Affected Products

Limesurvey

References · 6

• https://osv.dev/vulnerability/BIT-limesurvey-2025-41075 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-41075 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-41075 · Security Note
• https://twitter.com/VulmonFeeds/status/1991565817876504809 · Twitter Post
• https://incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-limesurvey-0 · Note
• https://t.me/cveNotify/143655 · Telegram Post