CVE-2026-2997
Insecure Direct Object Reference in Tronclass Allows Unauthorized Course Access
Publication date: 2026-02-23
Last updated on: 2026-02-23
Assigner: TWCERT/CC
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| wisdomgarden | tronclass | * |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-639 | The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
The vulnerability in Tronclass developed by WisdomGarden is an Insecure Direct Object Reference (IDOR). This means that after an attacker obtains a course ID, they can modify a specific parameter to retrieve a course invitation code. With this code, the attacker can join any course without proper authorization.
How can this vulnerability impact me? :
This vulnerability allows authenticated remote attackers to join any course by obtaining the invitation code through parameter manipulation. This could lead to unauthorized access to course content, potentially exposing sensitive information or disrupting course integrity.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know