CVE-2026-2536: opencc JFlow Workflow WF_Admin_AttrFlow.java Imp_Done xml external entity reference

Severity: medium (CVSS 6.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-02-16 · updated 2026-06-17
Weakness: CWE-610

Description

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 causes xml external entity reference. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.

Affected products

opencc JFlow: 20260129

References

https://gitee.com/opencc/JFlow/
https://gitee.com/opencc/JFlow/issues/IDN7GT
https://vuldb.com/?ctiid.346124
https://vuldb.com/?id.346124
https://vuldb.com/?submit.748807
https://vuldb.com/?submit.748808

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