Vulnerability in Open5gs
CVE-2026-10117
A weakness has been identified in Open5GS up to 2.7.7. This issue affects the function ogs_pool_id_calloc in the library /lib/sbi/nghttp2-server.c. Executing a manipulation can lead to denial of service. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. It is best practice to apply a patch to resolve this issue.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.003 (17.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 17.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Open5gs — versions 2.7.0, 2.7.1, 2.7.2
Weakness classification (CWE)
References
- vuldb.com/vuln/367295 (technical-description, vdb-entry)
- vuldb.com/vuln/367295/cti (signature, permissions-required)
- vuldb.com/submit/818586 (third-party-advisory)
- github.com/open5gs/open5gs/issues/4474 (issue-tracking, exploit)
- github.com/open5gs/open5gs/ (product)
Frequently asked questions
- What is CVE-2026-10117?
- CVE-2026-10117 is a medium-severity vulnerability in Open5gs, classified under Improper Resource Shutdown or Release. CVSS score: 4.3/10. Published 2026-05-30.
- How severe is CVE-2026-10117?
- Medium severity. CVSS v3 base score is 4.3 out of 10.