CVE-2021-42112

PoC —

CVSS 3.1

6.1 medium

EPSS

2%p73

Published

Oct 8, 2021 (Oct 8, 2021)

Modified

Jun 17, 2026

Description

The "File upload question" functionality in LimeSurvey 3.x-LTS through 3.27.18 allows XSS in assets/scripts/modaldialog.js and assets/scripts/uploader.js.

Vendors: limesurvey
Products: limesurvey
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (1.5%)

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