CVE-2026-3813

critical

Published 2026-03-09 · Modified 2026-04-29

CVSS v3

9.8

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2

6.5

VIR risk

9.8

Description

A vulnerability was identified in opencc JFlow up to 5badc00db382d7cb82dad231e6a866b18e0addfe. Affected by this vulnerability is the function Calculate of the file src/main/java/bp/wf/httphandler/WF_CCForm.java. Such manipulation leads to injection. The attack may be performed from remote. The exploit is publicly available and might be used. This product utilizes a rolling release system for continuous delivery, and as such, version information for affected or updated releases is not disclosed. The project was informed of the problem early through an issue report but has not responded yet.

Predictions

Exploit likelihood

97%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cna@vuldb.com — https://gitee.com/opencc/JFlow/issues/IE8R2F

Application impact

Vendor	Product	Versions	Fixed
opencc	jflow	`-`

References

CWEs

CWE-74 CWE-707 CWE-77

Verify integrity in audit chain (admin only). AS-IS.