XXE in Opencc Jflow
CVE-2026-2536
A vulnerability was determined 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 c…
EPSS: 0.000 (9.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Opencc Jflow — versions 20260129
Weakness classification (CWE)
References
- VDB-346124 | opencc JFlow Workflow WF_Admin_AttrFlow.java Imp_Done xml external entity reference (technical-description, vdb-entry)
- VDB-346124 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
- Submit #748807 | https://gitee.com/opencc/JFlow JFlow latest version XML External Entity Injection (XXE) (third-party-advisory)
- Submit #748808 | https://gitee.com/opencc/JFlow JFlow latest version XML External Entity Injection (XXE) (Duplicate) (third-party-advisory)
- cna@vuldb.com (issue-tracking, exploit)
- cna@vuldb.com (product)
Frequently asked questions
- What is CVE-2026-2536?
- CVE-2026-2536 is a medium-severity vulnerability in Opencc Jflow, classified under Externally Controlled Reference to a Resource in Another Sphere. CVSS score: 6.3/10. Published 2026-02-16.
- How severe is CVE-2026-2536?
- Medium severity. CVSS v3 base score is 6.3 out of 10.