CVE-2026-65696 Overseerr 1.35.0 Authorization Bypass via pushSubscriptions API
Authenticated users can bypass authorization to access and delete other users' push subscriptions, leaking sensitive data like emails.
- 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-2026-65696?
CVE-2026-65696 is a medium-severity missing authorization vulnerability in sct overseerr, published on 23 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Overseerr through 1.35.0 contains an authorization bypass through user-controlled key vulnerability in the push subscription API that allows authenticated users to list, read, and delete any other user's push subscriptions by supplying an arbitrary userId in the path parameters. Attackers can exploit the missing ownership check in the affected handlers to access target user records without the filteredFields filter, leaking sensitive data including email addresses and plexId values.
Weakness: CWE-639
Which versions are affected by CVE-2026-65696?
How do I fix CVE-2026-65696?
No fix has been published for CVE-2026-65696 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-2026-65696 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-65696 exists.
Sources
Also known as GHSA-wmhm-gprw-r443.