Improper Authorization Flaw in zhistaredu StarTraining Affecting Versions Up to 3.8.1
CVE-2026-100879

5.3MEDIUM

Key Information:

Vendor

Zhistaredu

Status
Startraining
Vendor
CVE Published:
27 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-100879?

A security vulnerability exists in zhistaredu StarTraining versions up to 3.8.1, specifically in the dataScope Endpoint's function checkRoleAllowed found in SysRoleServiceImpl.java. This flaw enables attackers to manipulate authorization checks, potentially allowing unauthorized actions without proper credential validation. The exploit has been publicly released, posing significant risks as it can be executed from remote locations. Attempts to contact the vendor regarding this issue have gone unanswered, highlighting the urgency for users to assess their security posture against possible exploitation.

Affected Version(s)

StarTraining 3.8.0

StarTraining 3.8.1

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-100879 - Proof of Concept

References

https://vuldb.com/vuln/410809
vdb-entrytechnical-description
https://vuldb.com/vuln/410809/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-100879
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

thmanhz (VulDB User)
VulDB CNA Team
.