CVE-2020-36993

LimeSurvey 4.3.10 contains a stored cross-site scripting vulnerability in the Survey Menu functionality of the administration panel. Attackers can inject malicious SVG scripts through the Surveymenu[title] and Surveymenu[parent_id] parameters to execute arbitrary JavaScript in administrative contexts.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://github.com/LimeSurvey/LimeSurvey/commit/3712854a8fd8d875c67640969a1d54c4d93d3676	Patch
https://www.exploit-db.com/exploits/48762	Exploit Third Party Advisory VDB Entry
https://www.limesurvey.org	Product
https://www.vulncheck.com/advisories/limesurvey-survey-menu-persistent-cross-site-scripting	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:limesurvey:limesurvey:*:*:*:*:*:*:*:*

History

02 Feb 2026, 16:16

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~6.4~~	v2 : unknown v3 : 5.4

30 Jan 2026, 21:40

Type	Values Removed	Values Added
CPE		cpe:2.3:a:limesurvey:limesurvey::::::::
First Time		Limesurvey Limesurvey limesurvey
References	~~() https://github.com/LimeSurvey/LimeSurvey/commit/3712854a8fd8d875c67640969a1d54c4d93d3676 -~~	() https://github.com/LimeSurvey/LimeSurvey/commit/3712854a8fd8d875c67640969a1d54c4d93d3676 - Patch
References	~~() https://www.exploit-db.com/exploits/48762 -~~	() https://www.exploit-db.com/exploits/48762 - Exploit, Third Party Advisory, VDB Entry
References	~~() https://www.limesurvey.org -~~	() https://www.limesurvey.org - Product
References	~~() https://www.vulncheck.com/advisories/limesurvey-survey-menu-persistent-cross-site-scripting -~~	() https://www.vulncheck.com/advisories/limesurvey-survey-menu-persistent-cross-site-scripting - Third Party Advisory

28 Jan 2026, 13:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-01-28 13:15

Updated : 2026-02-02 16:16

NVD link : CVE-2020-36993

Mitre link : CVE-2020-36993

CVE.ORG link : CVE-2020-36993

JSON object : View

Products Affected

limesurvey

limesurvey

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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