What’s Vulnerable › Vulnerabilities
CVE-2025-41376: CRLF Injection in Limesurvey
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.6% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-08-01 · updated 2026-06-17
- Weakness: CWE-93
Description
CRLF Injection vulnerability in Limesurvey v2.65.1+170522. This vulnerability could allow a remote attacker to inject arbitrary HTTP headers and perform HTTP response splitting attacks via '/index.php/survey/index/sid/<SID>/token/fwyfw%0d%0aCookie:%20POC'.
Affected products
- LimeSurvey: from 2.65.1 before 3.0.0 — fixed in 3.0.0
How to fix
Upgrade to a fixed version: LimeSurvey 3.0.0. Check the vendor advisory for mitigations.
References
Get alerted when CVE-2025-41376 or the next vulnerability affects your stack