How to fix CVE-2025-65670?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Is Classroomio affected by CVE-2025-65670?

CVE-2025-65670 presents moderate security risk, a IDOR vulnerability rated CVSS 4.3. Exploitation could compromise the security of affected deployments. Proof-of-concept code is publicly available. Organizations should apply vendor updates when available and monitor for exploitation.

CVE-2025-65670

MEDIUM

2025-11-26 [email protected]

4.3

CVSS 3.1

CVSS Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:24 vuln.today

PoC Detected

Dec 03, 2025 - 20:51 vuln.today

Public exploit code

CVE Published

Nov 26, 2025 - 20:15 nvd

MEDIUM 4.3

Description

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.

Analysis

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. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical Context

This vulnerability is classified under CWE-639. 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. Affected products include: Classroomio.

Affected Products

Classroomio.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.0

CVSS: +22

POC: +20

CVE-2025-65670 vulnerability details – vuln.today

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CVE-2025-65670

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CVE-2025-65670

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Lifecycle Timeline

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Description

Analysis

Technical Context

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External POC / Exploit Code