CVE-2026-4262
Improper Authorization in HiJiffy Chatbot Enables Private Message Disclosure
Publication date: 2026-03-26
Last updated on: 2026-03-26
Assigner: Spanish National Cybersecurity Institute, S.A. (INCIBE)
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| hijiffy | chatbot | * |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-863 | The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. |
Attack-Flow Graph
AI Powered Q&A
How can this vulnerability be detected on my network or system? Can you suggest some commands?
This vulnerability can be detected by monitoring requests to the endpoint '/api/v1/download/<ID>/' where the 'ID' parameter is used to access private messages. Suspicious activity would include unauthorized access attempts to download messages belonging to other users.
To detect exploitation attempts on your system or network, you can use network monitoring or web server logs to identify unusual or unauthorized requests to this endpoint.
- Use tools like curl or wget to test access control by attempting to download messages with different 'ID' values without proper authorization.
- Example curl command to test access: curl -v https://your-hijiffy-domain/api/v1/download/12345/
- Check web server logs for repeated or unauthorized access attempts to '/api/v1/download/' endpoints.
What immediate steps should I take to mitigate this vulnerability?
The recommended immediate step to mitigate this vulnerability is to update the HiJiffy Chatbot software to the latest available version.
Can you explain this vulnerability to me?
CVE-2026-4262 is an incorrect authorization vulnerability in the HiJiffy Chatbot, a communications platform for guests.
This vulnerability allows an attacker to download private messages belonging to other users by exploiting the 'ID' parameter in the endpoint '/api/v1/download/<ID>/'.
How can this vulnerability impact me? :
An attacker exploiting this vulnerability can access and download private messages of other users without authorization.
This unauthorized access to private communications can lead to privacy breaches and potential exposure of sensitive information.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The vulnerability allows an attacker to download private messages from other users due to incorrect authorization in the HiJiffy Chatbot.
This unauthorized access to private messages could lead to exposure of personal or sensitive information, which may impact compliance with data protection regulations such as GDPR or HIPAA.
However, the provided information does not explicitly state the direct effects on compliance with these standards or any regulatory consequences.