Vulnerability · Published Sep 27, 2026 · Assigned by VulDB
CVE-2026-100878zhistaredu StarTraining authRole Endpoint SysUser.java SysUser.isAdmin authorization
Medium 6.3
In plain English
A medium-severity authorization bypass via user-controlled key in StarTraining from zhistaredu. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities).
Official description
A vulnerability was identified in zhistaredu StarTraining up to 3.8.1. Affected by this issue is the function SysUser.isAdmin of the file edu-common/src/main/java/com/edu/common/core/domain/entity/SysUser.java of the component authRole Endpoint. The manipulation of the argument userId/roleIds leads to authorization bypass. The attack is possible to be carried out remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| zhistaredu | StarTraining | 3.8.03.8.1 |
Weakness: CWE-639, CWE-285 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C
References
- VDB-410808 | zhistaredu StarTraining authRole Endpoint SysUser.java SysUser.isAdmin authorization vdb-entry, technical-description
- VDB-410808 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- CVE-2026-100878 | CVE Analysis and Report third-party-advisory
- Submit #915510 | zhistaredu StarTraining 3.8.1 Improper Authorization third-party-advisory
- https://github.com/ArrestX/startraining-advisories/blob/main/advisories/ST-VULN-004-idor-auth-role-privesc.md exploit