CVE-2020-36993 MEDIUM

CVE-2020-36993: LimeSurvey <= 4.3.10 - 'Survey Menu' Persistent Cross-Site Scripting

Vendor Limesurvey

Product LimeSurvey

Weakness CWE-79 · XSS

Published January 28, 2026

Last update March 5, 2026

View on NVD All CVEs

CVSS base score

5.1/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction —

Confidentiality —

Integrity —

CVSS vector

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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

January 28, 2026 CVE published

March 5, 2026 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2020-36993 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html

Related vulnerabilities

04Related CVE

CVE-2026-6107 1Panel-dev MaxKB ChatHeadersMiddleware chat_headers_middleware.py cross site scripting CVE-2022-47187 File upload XSS vulnerability in Generex CS141 CVE-2025-9488 Redux Framework <= 4.5.8 - Authenticated (Contributor+) Stored Cross-Site Scripting via data Parameter CVE-2026-22675 OCS Inventory NG Server Stored XSS via User-Agent CVE-2024-11756 SweepWidget Contests, Giveaways, Photo Contests, Competitions <= 2.0.6 - Authenticated (Contributor+) Stored Cross-Site Scripting