CVE-2022-0557

HIGH

Packagist microweber/microweber <1.2.11 - Command Injection

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2022-0557. PoCs published by Chetanya Sharma.

AI-analyzed exploit summary This exploit demonstrates an authenticated RCE vulnerability in Microweber 1.2.11 by uploading a crafted PHP file disguised as an image (with a .php7 extension) via the user profile image upload functionality. The exploit leverages improper file extension handling to achieve remote code execution.

Description

OS Command Injection in Packagist microweber/microweber prior to 1.2.11.

Exploits (1)

exploitdb WORKING POC
by Chetanya Sharma · textwebappsphp
https://www.exploit-db.com/exploits/50768

This exploit demonstrates an authenticated RCE vulnerability in Microweber 1.2.11 by uploading a crafted PHP file disguised as an image (with a .php7 extension) via the user profile image upload functionality. The exploit leverages improper file extension handling to achieve remote code execution.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Microweber 1.2.11
Auth required
Prerequisites: Admin credentials · Access to the user profile image upload feature
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit, Patch, Third Party Advisory x_refsource_confirm
https://huntr.dev/bounties/660c89af-2de5-41bc-aada-9e4e78142db8
Exploit, Third Party Advisory, VDB Entry x_refsource_misc
http://packetstormsecurity.com/files/166077/Microweber-1.2.11-Shell-Upload.html
Exploit, Third Party Advisory x_refsource_misc
https://www.exploit-db.com/exploits/50768

Scores

CVSS v3 7.2
EPSS 0.1686
EPSS Percentile 95.1%
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-78
Status published
Products (2)
microweber/microweber < 1.2.11
microweber/microweber 0 - 1.2.11Packagist
Published Feb 11, 2022
Tracked Since Feb 18, 2026