IBM Concert HTTP Header Injection (HOST) 1.02.1
CVE-2024-51451 Published on February 4, 2026

Multiple Vulnerabilities in IBM Concert Software
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.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2024-51451 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
LOW
Integrity Impact:
LOW
Availability Impact:
NONE

Weakness Type

Improper Neutralization of HTTP Headers for Scripting Syntax

The application does not neutralize or incorrectly neutralizes web scripting syntax in HTTP headers that can be used by web browser components that can process raw headers, such as Flash.


Products Associated with CVE-2024-51451

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IBM Concert
 

Affected Versions

IBM Concert:

Exploit Probability

EPSS
0.05%
Percentile
13.96%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.