CVE-2026-6609 liangliangyy DjangoBlog views.py form_valid improper authorization

Medium 5.3 Published Updated

Remote attackers can bypass authorization checks in the OAuth form validation to perform unauthorized actions in DjangoBlog.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-6609?

CVE-2026-6609 is a medium-severity missing authorization vulnerability in liangliangyy DjangoBlog, published on 20 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A flaw has been found in liangliangyy DjangoBlog up to 2.1.0.0. The affected element is the function form_valid of the file oauth/views.py. This manipulation of the argument oauthid causes improper authorization. The attack may be initiated remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-285, CWE-266

Which versions are affected by CVE-2026-6609?

How do I fix CVE-2026-6609?

No fix has been published for CVE-2026-6609 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-6609 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-6609 exists.

Sources

Also known as GHSA-q2v9-jfqm-jfw4.

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