CVE-2025-41376: limesurvey (CVSS 5.3)

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'.

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CVSS v3.1 Score

5.3

MEDIUM

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

Weakness Type (CWE)

CWE-93 CWE-93

Affected Products

Vendor	Product	Versions
limesurvey	limesurvey	2.65.1 — 3.0.0

References

Other References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-limesurvey

Frequently Asked Questions

What is CVE-2025-41376? +

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'. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2025-41376? +

CVE-2025-41376 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-41376? +

CVE-2025-41376 affects products from limesurvey, specifically: limesurvey. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-41376? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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