CVE-2026-35202 Pterodactyl has a database resource limit bypass via race condition in Client API
Attackers can bypass database allocation limits in Pterodactyl via a race condition in the Client API, allowing unauthorized resource usage.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-35202?
CVE-2026-35202 is a low-severity vulnerability in pterodactyl panel, published on 2 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Pterodactyl is a free, open-source game server management panel. Prior to version 1.12.3, the Pterodactyl Client API has a logic flaw that lets users bypass their assigned limits for database allocations. This happens because the database locking mechanism used in the controllers is totally broken and doesn't actually lock anything. Version 1.12.3 patches the issue.
Which versions are affected by CVE-2026-35202?
2 open source packages ship an affected version, including pterodactyl/panel.
| Package | Affected | Fixed in |
|---|---|---|
pterodactyl/panel Packagist | All versions | 1.12.3 |
pterodactyl/panel Packagist | All versions | 1.12.3 |
How do I fix CVE-2026-35202?
Upgrade pterodactyl/panel to 1.12.3 or later.
Is CVE-2026-35202 being exploited?
There is no known exploitation of CVE-2026-35202 in the wild and no public exploit code.
Sources
Also known as GHSA-fgmm-w5cx-vrfw.