CVE-2026-7491
Deferred Deferred - Pending Action
Insecure Direct Object Reference in School App by Zyosoft

Publication date: 2026-05-02

Last updated on: 2026-05-05

Assigner: TWCERT/CC

Description
School App developed by Zyosoft has an Insecure Direct Object Reference vulnerability, allowing authenticated remote attackers to modify a specific parameter to read and modify other users' data.
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Meta Information
Published
2026-05-02
Last Modified
2026-05-05
Generated
2026-06-16
AI Q&A
2026-05-02
EPSS Evaluated
2026-06-15
NVD
CVE-2026-7491
EUVD
EUVD-2026-26772
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
zyosoft school_app to 1.1.62 (exc)
ζ—₯θΊη§‘ζŠ€ appε₯½ζ ‘ι€š to 2.7.2 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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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.
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Executive Summary

CVE-2026-7491 is an Insecure Direct Object Reference (IDOR) vulnerability found in the School App developed by Zyosoft and the Appε₯½ζ ‘ι€š application developed by ζ—₯θΊη§‘ζŠ€.

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.

Impact Analysis

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).

Mitigation Strategies

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.
Compliance Impact

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.

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