CVE-2026-5999 | THREATINT

Description

A vulnerability has been found in JeecgBoot up to 3.9.1. This impacts an unknown function of the component SysAnnouncementController. Such manipulation leads to improper authorization. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor confirmed the issue and will provide a fix in the upcoming release.

PUBLISHED Reserved 2026-04-09 | Published 2026-04-10 | Updated 2026-04-10 | Assigner VulDB

MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C

MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C

6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:C

Problem types

Improper Authorization

Incorrect Privilege Assignment

Timeline

2026-04-09:	Advisory disclosed
2026-04-09:	VulDB entry created
2026-04-09:	VulDB entry last update

Credits

XinX (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/356553 (VDB-356553 | JeecgBoot SysAnnouncementController improper authorization) vdb-entry

vuldb.com/vuln/356553/cti (VDB-356553 | CTI Indicators (IOB, IOC, TTP)) signature permissions-required

vuldb.com/submit/793656 (Submit #793656 | jeecgboot web 3.9.1 Improper Access Controls) third-party-advisory

github.com/jeecgboot/JeecgBoot/issues/9508 exploit issue-tracking

github.com/jeecgboot/JeecgBoot/issues/9508 issue-tracking

github.com/jeecgboot/JeecgBoot/ product

cve.org (CVE-2026-5999)

nvd.nist.gov (CVE-2026-5999)

Download JSON