CVE-2024-51451

Name: CVE-2024-51451
Creator: NVD / NIST
Published: 2026-02-04T22:15:56.83+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.22%

Last modified Jun 17, 2026

CVE-2024-51451 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 0.22% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

EPSS Probability

0.22%

12.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-644

Affected Software

Vendor	Product	Versions
Ibm	Concert	>= 1.0.0, < 2.2.0

References

https://www.ibm.com/support/pages/node/7257006Vendor Advisory

Timeline

Published: Feb 4, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-51451?

How severe is CVE-2024-51451?

CVE-2024-51451 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.

How do I fix CVE-2024-51451?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-51451?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST