Auth bypass in Wxiaoqi Spring-Cloud-Platform

CVE-2026-90594

A vulnerability was identified in wxiaoqi Spring-Cloud-Platform 3.0.1/3.1.0. This vulnerability affects the function PermissionService.checkUserPermission of the file /rpc/service/PermissionService.java of the component Permission Service. The manipulation leads to missing authorization. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.

Vulnerability class: Broken Access Control

EPSS: 0.002 (11.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-90594?
CVE-2026-90594 is a medium-severity vulnerability in Wxiaoqi Spring-Cloud-Platform, classified under Missing Authorization. CVSS score: 6.3/10. Published 2026-09-13.
How severe is CVE-2026-90594?
Medium severity. CVSS v3 base score is 6.3 out of 10.