Path Traversal Vulnerability in MAA-AI MaaMCP Software
CVE-2026-81847

5.1MEDIUM

Key Information:

Vendor

Maa-ai

Status
Maamcp
Vendor
CVE Published:
27 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-81847?

A vulnerability has been discovered in the MAA-AI MaaMCP software, specifically in the save_pipeline/load_pipeline functions within the pipeline_tools.py file. This flaw allows remote attackers to manipulate the system through path traversal, enabling unauthorized access to sensitive files. The associated exploit has been made publicly available, raising concerns regarding potential misuse. To mitigate this risk, users are advised to apply the necessary patch, identified by commit c93ef45cba75295eba26d9ff1ffb9202a91c6150.

Affected Version(s)

MaaMCP 1.1.1.dev6+g2e4a41287

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-2026-81847 - Proof of Concept

References

https://vuldb.com/vuln/396172
vdb-entrytechnical-description
https://vuldb.com/vuln/396172/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-81847
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Mcfly_Zhang (VulDB User)
.