CVE-2025-41376

Name: CVE-2025-41376
Creator: NVD / NIST
Published: 2025-08-01T13:15:27.45+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.1/10EPSS 0.47%

Last modified Jun 17, 2026

CVE-2025-41376 is a medium-severity vulnerability rated 5.1/10 on the CVSS scale. 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'.. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

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'.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CVSS 4.0

5.1/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/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

EPSS Probability

0.47%

37.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-93

Affected Software

Vendor	Product	Versions
Limesurvey	Limesurvey	>= 2.65.1, < 3.0.0

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-limesurveyThird Party Advisory

Timeline

Published: Aug 1, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-41376?

How severe is CVE-2025-41376?

CVE-2025-41376 has a CVSS score of 5.1/10 (MEDIUM severity). The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.

How do I fix CVE-2025-41376?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-41376?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST