CVE-2022-42092

HIGH

Backdrop CMS 1.22.0 - Unrestricted File Upload via Themes

Title source: llm

Exploitation Summary

EIP tracks 1 public exploit for CVE-2022-42092. PoCs published by ajdumanhug.

AI-analyzed exploit summary This Python exploit targets CVE-2022-42092, an unrestricted file upload vulnerability in Backdrop CMS, allowing authenticated attackers to upload a malicious module and achieve remote code execution via a reverse shell.

Description

Backdrop CMS 1.22.0 has Unrestricted File Upload vulnerability via 'themes' that allows attackers to Remote Code Execution. Note: Third parties dispute this and argue that advanced permissions are required.

Exploits (1)

nomisec WORKING POC 1 stars

by ajdumanhug · poc

https://github.com/ajdumanhug/CVE-2022-42092

View Code ZIP pw:eip

This Python exploit targets CVE-2022-42092, an unrestricted file upload vulnerability in Backdrop CMS, allowing authenticated attackers to upload a malicious module and achieve remote code execution via a reverse shell.

Classification

Working Poc 95%

Attack Type

Rce

Complexity

Moderate

Reliability

Reliable

Target: Backdrop CMS versions 1.22.0 and prior

Auth required

Prerequisites: Valid admin credentials · Network access to the target · Listener setup for reverse shell

MITRE ATT&CK

T1190 - Exploit Public-Facing Application T1210 - Exploitation of Remote Services T1059 - Command and Scripting Interpreter

devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1

Core References

Exploit, Third Party Advisory

https://grimthereaperteam.medium.com/backdrop-cms-1-22-0-unrestricted-file-upload-themes-ad42a599561c

Scores

CVSS v3 7.2

EPSS 0.0398

EPSS Percentile 88.7%

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 (2)

backdrop/backdrop 0Packagist

backdropcms/backdrop_cms 1.22.0

Published Oct 07, 2022

Tracked Since Feb 18, 2026