Vulnerability Description
A security flaw has been discovered in Open5GS up to 2.7.7. Affected by this issue is the function discover_handler in the library /lib/sbi/nghttp2-server.c of the component NRF. The manipulation results in use after free. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. 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/4476ExploitIssue Tracking
- https://vuldb.com/submit/817032Third Party AdvisoryVDB Entry
- https://vuldb.com/vuln/364333Third Party AdvisoryVDB Entry
- https://vuldb.com/vuln/364333/ctiPermissions RequiredVDB Entry
- https://vuldb.com/submit/817032Third Party AdvisoryVDB Entry
FAQ
What is CVE-2026-8746?
CVE-2026-8746 is a vulnerability with a CVSS score of 4.3 (MEDIUM). A security flaw has been discovered in Open5GS up to 2.7.7. Affected by this issue is the function discover_handler in the library /lib/sbi/nghttp2-server.c of the component NRF. The manipulation resu...
How severe is CVE-2026-8746?
CVE-2026-8746 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-2026-8746?
Check the references section above for vendor advisories and patch information. Affected products include: Open5Gs Open5Gs.