CVE-2024-51451

Multiple Vulnerabilities in IBM Concert Software

Published Feb 4, 2026 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
IBM Concert 1.0.0 through 2.1.0 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking.

Remediation

Vendor Solution

IBM strongly recommends addressing the vulnerability now by upgrading to IBM Concert Software 2.2.0. Download IBM Concert Software 2.2.0 from Container software library section of IBM Entitled Registry ( ICR https://myibm.ibm.com/products-services/containerlibrary ) and follow installation instructions https://www.ibm.com/docs/en/concert  depending on the type of deployment.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:ibm:concert:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description IBM Concert 1.0.0 through 2.1.0 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking.
Title Multiple Vulnerabilities in IBM Concert Software
First Time appeared Ibm
Ibm concert
Weaknesses CWE-644
CPEs cpe:2.3:a:ibm:concert:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:concert:2.1.0:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm concert
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Feb 5, 2026, 3:14 PM
Reserved
Oct 28, 2024, 10:49 AM
Status
Analyzed
Published
Feb 4, 2026, 10:15 PM
Modified
Jun 17, 2026, 8:05 AM