{"id":"CVE-2025-41075","aliases":["BIT-limesurvey-2025-41075","EUVD-2025-198279","GHSA-46hr-8mq3-w232"],"status":"published","title":"Multiple vulnerabilities in Limesurvey","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":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00335,"percentile":0.27198,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-835"],"published":"2025-11-20T12:49:29Z","modified":"2026-10-28T02:30:20Z","fixes":[{"ecosystem":"Bitnami","package":"limesurvey","fixed_in":["6.15.5"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"limesurvey","ranges":[{"type":"SEMVER","events":[{"introduced":"6.13.0"},{"fixed":"6.15.5"}]}]}],"products":[{"vendor":"limesurvey","product":"limesurvey"}],"references":[{"url":"https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-limesurvey-0","tags":["Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-41075","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-46hr-8mq3-w232"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/41xxx/CVE-2025-41075.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2025-41075","title":"Multiple vulnerabilities in Limesurvey","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.","status":"published","published":"2025-11-20T12:49:29.997Z","modified":"2025-11-20T18:32:58.485Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T14:32:31.631102Z"}],"euvd":[{"id":"EUVD-2025-198279","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.","status":"published","published":"2025-11-20T12:49:29Z","modified":"2025-11-20T18:32:58Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:49:14.564249Z"}],"ghsa":[{"id":"GHSA-46hr-8mq3-w232","title":"Vulnerability in LimeSurvey 6.13.0 in the endpoint /optin that causes infinite HTTP redirects...","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.","status":"published","published":"2025-11-20T15:30:23Z","modified":"2025-11-21T21:30:17Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T15:04:54.759819Z"}],"nvd":[{"id":"CVE-2025-41075","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.","status":"published","published":"2025-11-20T15:17:29.263Z","modified":"2026-10-19T13:10:00.11Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T14:11:46.009629Z"}],"osv":[{"id":"CVE-2025-41075","title":"Multiple vulnerabilities in Limesurvey","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.","status":"published","published":"2025-11-20T12:49:29.997Z","modified":"2026-10-28T02:30:20.827664717Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T15:44:49.394967Z"},{"id":"BIT-limesurvey-2025-41075","title":"Multiple vulnerabilities in Limesurvey","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.","status":"published","published":"2025-11-22T08:41:49.026Z","modified":"2025-11-22T09:27:48.154307Z","updated_at":"2026-11-02T15:28:32.645004Z"}]}}