CVE-2026-93308 O-RAN-SC SMO OAM VES Collector allocation of resources
Remote attackers can cause resource exhaustion in the VES Collector, leading to denial of service, with no official fix currently available.
- 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-2026-93308?
CVE-2026-93308 is a medium-severity denial of service vulnerability in O-RAN-SC SMO OAM, published on 17 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability was found in O-RAN-SC SMO OAM 2025-06-10. Affected by this vulnerability is an unknown functionality of the component VES Collector. Performing a manipulation results in allocation of resources. The attack may be initiated remotely. The exploit has been made public and could be used. The project was informed of the problem early through a bug report but has not responded yet.
Which versions are affected by CVE-2026-93308?
How do I fix CVE-2026-93308?
No fix has been published for CVE-2026-93308 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-2026-93308 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-93308 exists.
Sources
Also known as GHSA-2cqp-2399-xgc5.