---
id: CVE-2026-6925
title: >-
  IBM Concert 1.0.0 through 3.0.0 could allow a remote attacker to traverse
  directories on the system
summary: >-
  IBM Concert 1.0.0 through 3.0.0 could allow a remote attacker to traverse
  directories on the system. An attacker could send a specially crafted URL
  request containing "dot dot " sequences ( /.. /) to view arbitrary files on
  the system.
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-22
vendor: IBM
product: Concert
affected:
  - Concert >= 1.0.0 <= 3.0.0
published: '2026-09-23'
updated: '2026-09-23'
sourceUpdated: '2026-09-23T21:17:02.303'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-6925'
references:
  - url: 'https://www.ibm.com/support/pages/node/7288830'
    label: psirt@us.ibm.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-09-23T21:33:13.533Z'
---

## Overview

IBM Concert 1.0.0 through 3.0.0 could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot " sequences ( /.. /) to view arbitrary files on the system.

## Remediation

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