CVE-2025-65670

4.3 mediumEPSS 0.3%

An Insecure Direct Object Reference (IDOR) in classroomio 0.1.13 allows students to access sensitive admin/teacher endpoints by manipulating course IDs in URLs, resulting in unauthorized disclosure of sensitive course, admin, and student data. The leak occurs momentarily before the system reverts to a normal state restricting access.

Severity

CVSS 3.1

4.3 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 18% of CVEs (scores of 2026-10-31)
CWE: CWE-639
Published: 2025-11-26
Modified: 2026-07-05
Record from: the NVD, synced 2026-10-19

Affected

classroomio:classroomio

References

https://github.com/Rivek619/CVE-2025-65670
https://github.com/classroomio/classroomio

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