Vulnerability Description
A vulnerability was found in Open5GS up to 2.7.7. This impacts the function update_authorized_pcc_rule_and_qos of the file /src/smf/npcf-handler.c of the component SMF. Performing a manipulation results in denial of service. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Open5Gs | Open5Gs | <= 2.7.7 |
Related Weaknesses (CWE)
References
- https://github.com/open5gs/open5gs/Product
- https://github.com/open5gs/open5gs/issues/4445ExploitIssue Tracking
- https://vuldb.com/submit/808480Third Party AdvisoryVDB Entry
- https://vuldb.com/vuln/362548Third Party AdvisoryVDB Entry
- https://vuldb.com/vuln/362548/ctiPermissions RequiredVDB Entry
FAQ
What is CVE-2026-8251?
CVE-2026-8251 is a vulnerability with a CVSS score of 4.3 (MEDIUM). A vulnerability was found in Open5GS up to 2.7.7. This impacts the function update_authorized_pcc_rule_and_qos of the file /src/smf/npcf-handler.c of the component SMF. Performing a manipulation resul...
How severe is CVE-2026-8251?
CVE-2026-8251 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-8251?
Check the references section above for vendor advisories and patch information. Affected products include: Open5Gs Open5Gs.