CVE-2020-11455

Name: CVE-2020-11455
Creator: NVD / NIST
Published: 2020-04-01T16:15:27.42+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 96.99%

Last modified Jun 17, 2026

CVE-2020-11455 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. LimeSurvey before 4.1.12+200324 contains a path traversal vulnerability in application/controllers/admin/LimeSurveyFileManager.php.. EPSS estimates a 96.99% chance of exploitation in the next 30 days.

Description

LimeSurvey before 4.1.12+200324 contains a path traversal vulnerability in application/controllers/admin/LimeSurveyFileManager.php.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

96.99%

99.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Limesurvey	Limesurvey	<= 4.1.11
Limesurvey	Limesurvey	4.1.12

References

http://packetstormsecurity.com/files/157112/LimeSurvey-4.1.11-Path-Traversal.htmlExploit, Third Party Advisory, VDB Entry
https://github.com/LimeSurvey/LimeSurvey/commit/daf50ebb16574badfb7ae0b8526ddc5871378f1bPatch, Third Party Advisory
https://www.exploit-db.com/exploits/48297Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/157112/LimeSurvey-4.1.11-Path-Traversal.htmlExploit, Third Party Advisory, VDB Entry
https://github.com/LimeSurvey/LimeSurvey/commit/daf50ebb16574badfb7ae0b8526ddc5871378f1bPatch, Third Party Advisory
https://www.exploit-db.com/exploits/48297Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Apr 1, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-11455?

LimeSurvey before 4.1.12+200324 contains a path traversal vulnerability in application/controllers/admin/LimeSurveyFileManager.php.

How severe is CVE-2020-11455?

CVE-2020-11455 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 96.99% probability of exploitation in the next 30 days.

How do I fix CVE-2020-11455?

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-2020-11455?

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

Scan your code now

Source: NVD / NIST