What’s Vulnerable › Vulnerabilities
CVE-2026-4096: A vulnerability has been identified in IBM DevOps Plan that allows a Host Header Injection attack due to improper handling of the Host header in HTTP requests.
- Severity: medium (CVSS 6.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-06-11 · updated 2026-10-26
- Weakness: CWE-644
Description
IBM DevOps Plan 3.0.0 through 3.0.6 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
Affected products
- IBM DevOps Plan: from 3.0.0 before 3.0.7 — fixed in 3.0.7
How to fix
Upgrade to a fixed version: IBM DevOps Plan 3.0.7. Check the vendor advisory for mitigations.
References
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