CVE-2020-17462

HIGH

CMS Made Simple <2.2.14 - Auth Bypass

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-17462. PoCs published by Roel van Beurden.

AI-analyzed exploit summary This exploit demonstrates an authenticated arbitrary file upload vulnerability in CMS Made Simple 2.2.14, allowing remote code execution via .phtml or .ptar files. The PoC includes a simple PHP payload and a Burp request/response example.

Description

CMS Made Simple 2.2.14 allows Authenticated Arbitrary File Upload because the File Manager does not block .ptar files, a related issue to CVE-2017-16798.

Exploits (1)

exploitdb WORKING POC
by Roel van Beurden · textwebappsphp
https://www.exploit-db.com/exploits/48742

This exploit demonstrates an authenticated arbitrary file upload vulnerability in CMS Made Simple 2.2.14, allowing remote code execution via .phtml or .ptar files. The PoC includes a simple PHP payload and a Burp request/response example.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: CMS Made Simple 2.2.14
Auth required
Prerequisites: Authenticated access to the CMS Made Simple File Manager
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/48742

Scores

CVSS v3 7.8
EPSS 0.0097
EPSS Percentile 57.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-434
Status published
Products (1)
cmsmadesimple/cms_made_simple 2.2.14
Published Aug 14, 2020
Tracked Since Feb 18, 2026