CVE-2026-85210
Oppia through 3.5.2 Missing Authorization on AdminRoleHandler GET
- State
- Published
- Severity
- 5.3 Medium
- Published
- Sep 3, 2026
- Updated
- Oct 8, 2026
- Reserved
- Sep 3, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N | VulnCheck |
Weaknesses
- CWE-862 Missing Authorization
Affected Products
| Product | Versions |
|---|---|
oppiaoppia |
|
References
- GitHub Issue #26652issue-tracking
- https://github.com/oppia/oppiaproduct
- core/controllers/admin.py at v3.5.2technical-description
- VulnCheck Advisory: Oppia through 3.5.2 Missing Authorization on AdminRoleHandler GETthird-party-advisory
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