CVE-2026-4096: Hcltech Devops Plan

Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days.

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

• Hcltech Devops Plan: from 3.0.0, before 3.0.7 (fixed in 3.0.7)

Published 2026-06-11. Last modified 2026-07-27.