CVE-2026-8292 Open5GS NRF conv.c yuarel_parse denial of service
Remote attackers can cause a denial of service in Open5GS NRF by manipulating the hnrf-uri argument in yuarel_parse.
- 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-2026-8292?
CVE-2026-8292 is a medium-severity denial of service vulnerability in Open5gs Open5gs, published on 11 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A security vulnerability has been detected in Open5GS up to 2.7.7. The affected element is the function yuarel_parse in the library /lib/sbi/conv.c of the component NRF. Such manipulation of the argument hnrf-uri leads to denial of service. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Weakness: CWE-404
Which versions are affected by CVE-2026-8292?
It affects 1 product.
Products include Open5gs Open5gs.
How do I fix CVE-2026-8292?
No fix has been published for CVE-2026-8292 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-2026-8292 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-8292 exists.
Other vulnerabilities in Open5gs Open5gs
Sources
Also known as GHSA-6673-jrvf-qrvq.