CVE-2026-8196 | THREATINT

Description

A flaw has been found in JeecgBoot 3.9.1. The impacted element is an unknown function of the file jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/controller/LoginController.java of the component mLogin Endpoint. This manipulation causes authorization bypass. The attack is possible to be carried out remotely. The attack is considered to have high complexity. The exploitability is regarded as difficult. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

PUBLISHED Reserved 2026-05-08 | Published 2026-05-09 | Updated 2026-05-09 | Assigner VulDB

MEDIUM: 6.3CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

LOW: 3.7CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

LOW: 3.7CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

2.6AV:N/AC:H/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR

Problem types

Authorization Bypass

Improper Authorization

Timeline

2026-05-08:	Advisory disclosed
2026-05-08:	VulDB entry created
2026-05-08:	VulDB entry last update

Credits

xpp39 (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/362348 (VDB-362348 | JeecgBoot mLogin Endpoint LoginController.java authorization) vdb-entry

vuldb.com/vuln/362348/cti (VDB-362348 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/submit/803529 (Submit #803529 | jeecgboot JeecgBoot 3.9.1 Authorization Bypass) third-party-advisory

github.com/...VE_APPLY/tree/main/V-009_mLogin_Captcha_Bypass exploit

cve.org (CVE-2026-8196)

nvd.nist.gov (CVE-2026-8196)

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