CVE-2026-16206
django-oauth django-oauth-toolkit oauth2_validators.py _load_id_token session expiration
- State
- Published
- Severity
- 5.3 Medium
- Published
- Jul 19, 2026
- Updated
- Jul 20, 2026
- Reserved
- Jul 18, 2026
Description
A security vulnerability has been detected in django-oauth django-oauth-toolkit 3.3.0. This issue affects the function _load_id_token of the file oauth2_provider/oauth2_validators.py. The manipulation leads to session expiration. The attack can be initiated remotely. The project was informed of the problem early through an issue report but has not responded yet.
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:L/VA:L/SC:N/SI:N/SA:N/E:X | VulDB |
| 3.1 | 6.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R | VulDB |
| 3.0 | 6.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R | VulDB |
| 2.0 | 6.5 Medium | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:ND/RC:UR | VulDB |
Weaknesses
- CWE-613 Session Expiration
Affected Products
| Product | Versions |
|---|---|
django-oauth-toolkitdjango-oauth |
|
References
- VDB-380022 | django-oauth django-oauth-toolkit oauth2_validators.py _load_id_token session expirationvdb-entrytechnical-description
- VDB-380022 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-16206 | CVE Analysis and Reportthird-party-advisory
- Submit #857897 | django-oauth django-oauth-toolkit 3.3.0 at commit ddec25b491e52d7f4a1e2cf13a436ffddcf6c782 CWE-613 Insufficient Session Expirationthird-party-advisory
- Submit #857923 | django-oauth django-oauth-toolkit 3.3.0 at commit ddec25b491e52d7f4a1e2cf13a436ffddcf6c782 CWE-613 Insufficient Session Expiration / CWE-287 Improper Authe (Duplicate)third-party-advisory
- https://github.com/django-oauth/django-oauth-toolkit/issues/1715issue-tracking
- https://github.com/django-oauth/django-oauth-toolkit/product
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