CVE-2021-42227

PoC —

CVSS 3.1

6.1 medium

EPSS

<1%p59

Published

Oct 14, 2021 (Oct 14, 2021)

Modified

Jun 17, 2026

Description

Cross SIte Scripting (XSS) vulnerability exists in KindEditor 4.1.x via a Google search inurl:/examples/uploadbutton.html and then the .html file on the website that uses this editor (the file suffix is allowed).

Vendors: kindsoft
Products: kindeditor
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 (0.9%)

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