CVE-2026-124329: FlowCI flow-core-x FileHelper.java FileHelper.unzip path traversal

A vulnerability was found in FlowCI flow-core-x up to 1.23.49. The impacted element is the function FileHelper.unzip of the file common/src/main/java/com/flowci/common/helper/FileHelper.java. The manipulation results in path traversal. The attack may be performed from remote. A high complexity level is associated with this attack. The exploitability is regarded as difficult. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.