CVE-2026-14618 Open5GS AMF nnrf-handler.c amf_nnrf_handle_nf_discover denial of service
Remote attackers can cause a denial of service in Open5GS AMF via the nnrf-handler, requiring a patch to mitigate.
- 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-2026-14618?
CVE-2026-14618 is a medium-severity denial of service vulnerability in Open5GS, published on 4 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability was detected in Open5GS up to 2.7.7. Affected by this vulnerability is the function amf_nnrf_handle_nf_discover of the file src/amf/nnrf-handler.c of the component AMF. The manipulation results in denial of service. The attack may be launched remotely. The exploit is now public and may be used. The patch is identified as fb5f67703de0213fb9c6e6ef3b48b6c1707e9503. It is best practice to apply a patch to resolve this issue.
Weakness: CWE-404
Which versions are affected by CVE-2026-14618?
How do I fix CVE-2026-14618?
No fix has been published for CVE-2026-14618 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-2026-14618 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-14618 exists.
Sources
Also known as GHSA-8r39-w67j-g66v.