CVE-2026-30060 free5gc CVE debrief

Who should care

Organizations using free5gc v4.0.1 should review and verify their systems for potential vulnerability. Operators and security teams should assess their exposure and plan for potential updates or mitigations. Vulnerability management and security teams should prioritize defensive review due to potential for service disruption. Affected product deployments in managed environments require confirmation and assignment of an owner for follow-up. Compensating controls should be reviewed for exposed systems while remediation is scheduled and verified. Monitoring, detection, and logs for exposed assets should be checked for extra review. This review should be conducted with caution due to limited source detail and potential for unknown affected scope. Additional verification tasks are recommended to ensure thorough vulnerability assessment and mitigation planning. The CVE record indicates a HIGH severity score of 7.5, emphasizing the need for prompt review and potential action. Organizations should also consider their specific use cases and potential impact on their systems and data. By taking these steps, organizations can better understand their exposure and take appropriate measures to mitigate the vulnerability. It is essential to stay informed about any updates or patches released by the vendor and to implement them as soon as possible. Furthermore, organizations should be prepared to respond quickly in case of an exploitation attempt and have incident response plans in place. Overall, a thorough review and verification of systems, along with proactive planning and preparedness, are crucial to addressing this potential vulnerability effectively. The official CVE Program record and NVD detail page provide additional information and should be consulted for further guidance. By prioritizing this vulnerability and taking proactive steps, organizations can reduce their risk and protect their systems and data. The free5gc community and users should also be aware of this issue and take necessary precautions to prevent potential disruptions. In addition, organizations should consider implementing compensating controls, such as monitoring and detection systems, to help mitig

Technical summary

A potential Denial of Service vulnerability exists in free5gc v4.0.1 due to improper parsing of crafted SUCI data during UE registration. This vulnerability could allow attackers to cause a Denial of Service (DoS) condition. Further verification is needed to confirm affected scope and severity. Defenders should review official advisories and verify their systems for potential exposure.

Defensive priority

High-priority defensive review recommended due to potential for service disruption.

Recommended defensive actions

• Review and verify affected systems
• Implement compensating controls
• Monitor for potential exploitation attempts

Evidence notes

Evidence from official CVE and NVD sources indicates a potential Denial of Service vulnerability in free5gc v4.0.1. Further verification is needed to confirm affected scope and severity. Defenders should review official advisories and verify their systems for potential exposure. The CVE record was published on 2026-08-27T17:17:51.260Z and has not been modified since then. Limited source detail suggests exercising caution and monitoring for potential exploitation attempts.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.