---
id: CVE-2026-115800
title: UbiquitousLearning mllm Convertor __init__.py load_model path traversal
summary: >-
  A vulnerability was identified in UbiquitousLearning mllm up to 2.0.2. The
  affected element is the function load_model of the file
  pymllm/mobile/convertor/__init__.py of the component Convertor. The
  manipulation of the argument shard_fil…
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C'
cvssSource: cna
cwe:
  - CWE-22
vendor: UbiquitousLearning
product: mllm
affected:
  - mllm 2.0.0
  - mllm 2.0.1
  - mllm 2.0.2
published: '2026-10-23'
updated: '2026-10-23'
sourceUpdated: '2026-10-23T20:30:23.839Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-115800'
references:
  - url: 'https://vuldb.com/vuln/425982'
    label: >-
      VDB-425982 | UbiquitousLearning mllm Convertor __init__.py load_model path
      traversal
  - url: 'https://vuldb.com/vuln/425982/cti'
    label: 'VDB-425982 | CTI Indicators (IOB, IOC, TTP, IOA)'
  - url: 'https://vuldb.com/cve/CVE-2026-115800'
    label: CVE-2026-115800 | CVE Analysis and Report
  - url: 'https://vuldb.com/submit/1022230'
    label: >-
      Submit #1022230 | UbiquitousLearning mllm 2.0.2 (commit bc8f5cdb557f) Path
      Traversal
  - url: 'https://github.com/UbiquitousLearning/mllm/issues/711'
  - url: 'https://github.com/user-attachments/files/33258553/poc.zip'
  - url: 'https://github.com/UbiquitousLearning/mllm/'
tags:
  - cve.org
ingestedAt: '2026-10-23T21:38:13.058Z'
---

## Overview

A vulnerability was identified in UbiquitousLearning mllm up to 2.0.2. The affected element is the function load_model of the file pymllm/mobile/convertor/__init__.py of the component Convertor. The manipulation of the argument shard_file leads to path traversal. The attack needs to be performed locally. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.

## Affected

- `mllm 2.0.0`
- `mllm 2.0.1`
- `mllm 2.0.2`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.