CVE-2026-2536 | opencc JFlow up to 20260129 Workflow Engine WF_Admin_AttrFlow.java Imp_Done File xml external entity reference (IDN7GT)

A vulnerability, which was classified as problematic, has been found in opencc JFlow up to 20260129. This affects the function Imp_Done of the file src/main/java/bp/wf/httphandler/WF_Admin_AttrFlow.java of the component Workflow Engine. This manipulation of the argument File causes xml external entity reference. This vulnerability appears as CVE-2026-2536. The attack may be initiated remotely. In addition, an exploit is available. The project was informed of the problem early through an issue report but has not responded yet.