CVE-2026-7491
Insecure Direct Object Reference in School App by Zyosoft
Publication date: 2026-05-02
Last updated on: 2026-05-05
Assigner: TWCERT/CC
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| zyosoft | school_app | to 1.1.62 (exc) |
| ζ₯θΊη§ζ | appε₯½ζ ‘ι | to 2.7.2 (exc) |
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?
CVE-2026-7491 is an Insecure Direct Object Reference (IDOR) vulnerability found in the School App developed by Zyosoft and the Appε₯½ζ ‘ι application developed by ζ₯θΊη§ζ.
This vulnerability allows authenticated remote attackers to manipulate a specific parameter within the app to access or modify data that belongs to other users.
Affected versions include Android versions before 1.1.62 and iOS versions before 2.7.2.
How can this vulnerability impact me? :
This vulnerability can have serious impacts as it allows attackers who are authenticated users to read and modify other users' data without authorization.
Such unauthorized access and modification can lead to data breaches, privacy violations, and potential misuse of sensitive information.
Users of affected versions are at risk until they update to the fixed versions (Android 1.1.62 or later, iOS 2.7.2 or later).
What immediate steps should I take to mitigate this vulnerability?
To mitigate the risk of CVE-2026-7491, users should update the affected applications to the fixed versions.
- Update the Android app to version 1.1.62 or later.
- Update the iOS app to version 2.7.2 or later.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The vulnerability allows authenticated remote attackers to access and modify other users' data, which can lead to unauthorized disclosure and alteration of personal information.
Such unauthorized access and modification of user data can result in non-compliance with data protection regulations like GDPR and HIPAA, which require strict controls over personal data confidentiality and integrity.
Therefore, if exploited, this vulnerability could cause violations of these standards by compromising user data privacy and security.