---
id: CVE-2026-1501
title: IBM Concert Software Improper Certificate Validation
summary: >-
  IBM Concert 1.0 through 3.0.0 is vulnerable to Improper Certificate
  Validation.
severity: low
cvss: 3.7
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-295
vendor: IBM
product: Concert
affected:
  - Concert >= 1.0.0 <= 3.0.0
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-19T17:53:34.866315Z'
published: '2026-10-19'
updated: '2026-10-19'
sourceUpdated: '2026-10-19T17:53:40.919Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-1501'
references:
  - url: 'https://www.ibm.com/support/pages/node/7292374'
tags:
  - cve.org
ingestedAt: '2026-10-19T17:33:42.446Z'
---

## Overview

IBM Concert 1.0 through 3.0.0 is vulnerable to Improper Certificate Validation.

## Affected

- `Concert >= 1.0.0 <= 3.0.0`

## Remediation

IBM strongly recommends addressing these vulnerabilities now by upgrading to IBM Concert Software 3.0.1.1
Download IBM Concert Software 3.0.1.1 from Container software library section of IBM Entitled Registry (ICR) and follow installation instructions depending on the type of deployment.