Path Traversal Vulnerability in iswalle Getnote-MCP Component
CVE-2026-82111

5.3MEDIUM

Key Information:

Vendor

Iswalle

Status
Getnote-mcp
Vendor
CVE Published:
28 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-82111?

A path traversal vulnerability exists in the upload_image component of iswalle Getnote-MCP, affecting versions up to 1.5.0. This issue arises from improper handling of the argument image_path in the fs.readFileSync function found in src/index.ts. An attacker could exploit this vulnerability remotely, allowing unauthorized access to the file system. It is crucial to upgrade to version 1.5.1 or later, which includes a patch to address this critical security flaw. Timely application of the security update is recommended to prevent potential exploitation.

Affected Version(s)

getnote-mcp 1.0

getnote-mcp 1.1

getnote-mcp 1.2

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-2026-82111 - Proof of Concept

References

https://vuldb.com/vuln/396502
vdb-entrytechnical-description
https://vuldb.com/vuln/396502/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-82111
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
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

Mcfly_Zhang (VulDB User)
.