CVE-2025-56422: Critical severity Limesurvey LimeSurvey vulnerability
Published Mar 10, 2026
·Updated
A deserialization vulnerability in LimeSurvey before v6.15.0+250623 allows a remote attacker to execute arbitrary code on the server.
Affected Software
2 affected components
Limesurvey LimeSurvey<6.15.0+250623
Limesurvey LimeSurvey<=6.14.3
Event History
Mar 10, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·06:17 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-56422?
CVE-2025-56422 is classified as a high-severity vulnerability due to its potential for remote code execution.
2
How do I fix CVE-2025-56422?
To fix CVE-2025-56422, you should update LimeSurvey to version 6.15.0+250623 or later.
3
Who is affected by CVE-2025-56422?
CVE-2025-56422 affects all versions of LimeSurvey prior to v6.15.0+250623.
4
What type of vulnerability is CVE-2025-56422?
CVE-2025-56422 is a deserialization vulnerability that can be exploited for arbitrary code execution.
5
Can CVE-2025-56422 be exploited remotely?
Yes, CVE-2025-56422 can be exploited remotely by attackers to execute arbitrary code on the server.