CVE-2020-9447

PoC ×2—

CVSS 3.1

6.1 medium

EPSS

<1%p53

Published

Feb 28, 2020 (Feb 28, 2020)

Modified

Jun 17, 2026

Description

There is an XSS (cross-site scripting) vulnerability in GwtUpload 1.0.3 in the file upload functionality. Someone can upload a file with a malicious filename, which contains JavaScript code, which would result in XSS. Cross-site scripting enables attackers to steal data, change the appearance of a website, and perform other malicious activities like phishing or drive-by hacking.

Vendors: gwtupload project
Products: gwtupload
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 (0.8%)

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