CVE-2021-28976

HIGH

Get-simple Getsimplecms < 3.3.15 - Unrestricted File Upload

Title source: rule

Description

Remote Code Execution vulnerability in GetSimpleCMS before 3.3.16 in admin/upload.php via phar filess.

Exploits (1)

exploitdb WORKING POC
by CodeSecLab · textwebappsphp
https://www.exploit-db.com/exploits/52168

References (1)

Scores

CVSS v3 7.2
EPSS 0.0554
EPSS Percentile 90.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-434
Status published
Products (1)
get-simple/getsimplecms < 3.3.15
Published Jun 23, 2021
Tracked Since Feb 18, 2026