CVE-2020-36950 Laravel Nova 3.7.0 - 'range' DoS
Authenticated users can crash the Laravel Nova application by sending simultaneous requests with an extremely high range parameter value.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-36950?
CVE-2020-36950 is a high-severity denial of service vulnerability in Laravel Nova, published on 27 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Laravel Nova 3.7.0 contains a denial of service vulnerability that allows authenticated users to crash the application by manipulating the 'range' parameter. Attackers can send simultaneous requests with an extremely high range value to overwhelm and crash the server.
Weakness: CWE-770
Which versions are affected by CVE-2020-36950?
How do I fix CVE-2020-36950?
No fix has been published for CVE-2020-36950 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2020-36950 being exploited?
There is no known exploitation of CVE-2020-36950 in the wild and no public exploit code.
Sources
Also known as GHSA-xwgc-2jgm-rr7j.