CVE-2020-18657

PoC —

CVSS 3.1

6.1 medium

EPSS

1%p70

Published

Jun 23, 2021 (Jun 23, 2021)

Modified

Jun 17, 2026

Description

Cross Site Scripting (XSS) vulnerability in GetSimpleCMS <= 3.3.15 in admin/changedata.php via the redirect_url parameter and the headers_sent function.

Vendors: get-simple
Products: getsimplecms
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 (1.4%)

In the news0 stories

No ingested article mentions this CVE yet.