---
id: CVE-2026-108543
title: A vulnerability was determined in ag2ai ag2 up to 0.13.4
summary: >-
  A vulnerability was determined in ag2ai ag2 up to 0.13.4. Affected by this
  issue is the function os.path.join of the component UserProxyAgent. This
  manipulation of the argument filename causes path traversal. The attack is
  possible to be…
severity: medium
cvss: 6.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L'
cwe:
  - CWE-22
published: '2026-10-11'
updated: '2026-10-11'
sourceUpdated: '2026-10-11T08:16:33.723'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-108543'
references:
  - url: >-
      https://github.com/Ruoyyy/My_vulnerable/blob/main/report_legacy_filename_dockerenv_en.md
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-108543'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/953877'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/416198'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/416198/cti'
    label: cna@vuldb.com
tags:
  - nvd
ingestedAt: '2026-10-11T08:44:24.733Z'
epss: 0.00339
epssPercentile: 0.25421
---

## Overview

A vulnerability was determined in ag2ai ag2 up to 0.13.4. Affected by this issue is the function os.path.join of the component UserProxyAgent. This manipulation of the argument filename causes path traversal. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

## Remediation

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