CVE-2026-30067 Denial of service in n/a
Attackers can cause a Denial of Service in the free5gc NRF Discovery service by sending crafted input to the complexQueryFilterSubprocess function.
- 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-2026-30067?
CVE-2026-30067 is a high-severity denial of service vulnerability in n/a, published on 27 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue in the complexQueryFilterSubprocess function in the NRF Discovery service of free5gc v4.0.1 allows attackers to cause a Denial of Service (DoS) via a crafted input.
Weakness: CWE-770
Which versions are affected by CVE-2026-30067?
How do I fix CVE-2026-30067?
No fix has been published for CVE-2026-30067 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-2026-30067 being exploited?
There is no known exploitation of CVE-2026-30067 in the wild and no public exploit code.
Sources
Also known as GHSA-2vh6-x42r-j878.