CVE-2026-85210

Oppia's AdminRoleHandler GET endpoint in core/controllers/admin.py is decorated with open_access, allowing any registered user to enumerate privileged accounts and roles. Attackers can query the endpoint with filter_criterion parameters to retrieve usernames holding specific roles, banned flags, and managed topic identifiers without authorization.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/oppia/oppia
https://github.com/oppia/oppia/blob/v3.5.2/core/controllers/admin.py
https://github.com/oppia/oppia/issues/26652
https://www.vulncheck.com/advisories/oppia-through-3.5.2-missing-authorization-on-adminrolehandler-get
https://github.com/oppia/oppia/issues/26652

Configurations

No configuration.

History

No history.

Information

Published : 2026-09-03 15:17

Updated : 2026-09-10 15:53

NVD link : CVE-2026-85210

Mitre link : CVE-2026-85210

CVE.ORG link : CVE-2026-85210

JSON object : View

Products Affected

No product.

CWE

CWE-862

Missing Authorization

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