Path Traversal Vulnerability in Microweber API Endpoint
CVE-2026-12198

6.9MEDIUM

Key Information:

Vendor

Microweber

Status
Microweber
Vendor
CVE Published:
15 June 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-12198?

A path traversal vulnerability has been discovered in Microweber up to version 2.0.20, specifically within the API Endpoint's userfiles_path function. By manipulating the cache_path_relative argument, an attacker can exploit this weakness to access unauthorized directories and potentially retrieve sensitive files. This vulnerability can be exploited remotely, making it a significant security concern. Despite early notification of the issue, the vendor has not responded to the disclosure.

Affected Version(s)

Microweber 2.0.0

Microweber 2.0.1

Microweber 2.0.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-12198 - Proof of Concept

References

https://vuldb.com/vuln/370841
vdb-entrytechnical-description
https://vuldb.com/vuln/370841/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-12198
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

TarryHou (VulDB User)
VulDB CNA Team
.