CVE-2024-51451

Medium

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.

SeverityMedium

CVSS6.5

Exploit probability—

Product

Ibm Concert

PublishedFeb 4, 2026

First seenFeb 4, 2026

Weakness typeCWE-644CWE-644

How to fix

Update

ibm concert2.2.0 or later

Patches

ibm.com/support/pages/node/7257006

Affected products

Product	Affected versions	Fixed in
ibm concert	1.0.0 ≤ v < 2.2.0	2.2.0

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