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CVE-2026-9579

JeecgBoot SysUser userEdit user.getUsername access control

CVSS 5.3 MEDIUMEPSS 0.2%CWE-266CWE-284
Vexday Risk Score
33Attention
SSVC decision (CISA)
Attend
PoC available → attend closely
CVSS 5.3EPSS 0.2%KEV nãoPoC públicaNuclei —Metasploit —Patch referenciado
Lifecycle
26 May 2026Published on NVD
Recommendation: Plan a near-term fix — a public PoC already exists.
A vulnerability was found in JeecgBoot up to 3.9.1. Impacted is the function user.getUsername of the file /sys/user/login/setting/userEdit of the component SysUser. The manipulation of the argument userIdentity results in improper access controls. The attack may be launched remotely. The exploit has been made public and could be used. Upgrading to version 3.9.2 is recommended to address this issue. The affected component should be upgraded.
CVSS: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
Affected products
n/a · JeecgBoot
public PoCs found — 1
cve_referencegithub.com/jeecgboot/JeecgBoot/issues/9596unverified
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References
https://github.com/jeecgboot/JeecgBoot/https://github.com/jeecgboot/JeecgBoot/issues/9596https://github.com/jeecgboot/JeecgBoot/issues/9596#issuecomment-4385414813https://github.com/jeecgboot/JeecgBoot/releases/tag/v3.9.2https://vuldb.com/submit/817891https://vuldb.com/vuln/365635https://vuldb.com/vuln/365635/cti