CVE-2026-8730— Open5GS NRF context.c ogs_sbi_nf_instance_set_id denial of service
Possible ATT&CK Techniques 1AI
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I. Basic Information for CVE-2026-8730
Vulnerability Information
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Vulnerability Title
Open5GS NRF context.c ogs_sbi_nf_instance_set_id denial of service
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw has been found in Open5GS up to 2.7.6. This impacts the function ogs_sbi_nf_instance_set_id in the library /lib/sbi/context.c of the component NRF. Executing a manipulation of the argument nfInstanceId can lead to denial of service. The attack may be performed from remote. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
不恰当的资源关闭或释放
Source: NVD (National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | Open5GS | 2.7.0 | cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:* |
II. Public POCs for CVE-2026-8730
| # | POC Description | Source Link | Shenlong Link |
|---|
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News · 1
- https://vuldb.com/submit/808514third-party-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-8730
Same Patch Batch · n/a · 2026-05-17 · 11 CVEs total
| CVE-2026-8747 | 6.3 MEDIUM | Z-BlogPHP Commend Approval c_system_event.php CheckComment improper authorization |
| CVE-2026-8743 | 6.3 MEDIUM | Open5GS AMF/MME context.c ran_ue_find_by_amf_ue_ngap_id improper authorization |
| CVE-2026-8724 | 4.7 MEDIUM | Dataease Data Dashboard SqlparserUtils.java SqlparserUtils.transFilter sql injection |
| CVE-2026-8746 | 4.3 MEDIUM | Open5GS NRF nghttp2-server.c discover_handler use after free |
| CVE-2026-8745 | 4.3 MEDIUM | Open5GS AUSF nausf-handler.c ogs_timer_add denial of service |
| CVE-2026-8744 | 4.3 MEDIUM | Open5GS NRF context.c ogs_sbi_nf_service_add denial of service |
| CVE-2026-8731 | 4.3 MEDIUM | Open5GS NRF client.c ogs_sbi_client_add denial of service |
| CVE-2026-8729 | 4.3 MEDIUM | Open5GS NRF message.c denial of service |
| CVE-2026-8728 | 4.3 MEDIUM | Open5GS NRF conv.c ogs_sbi_discovery_option_parse_plmn_list denial of service |
| CVE-2026-8741 | 3.1 LOW | EMQX QoS 2 PUBLISH Packet emqx_persistent_session_ds.erl race condition |
IV. Related Vulnerabilities
Same product: Open5GS
- CVE-2026-8746
Open5GS NRF nghttp2-server.c discover_handler use after free - CVE-2026-8745
Open5GS AUSF nausf-handler.c ogs_timer_add denial of service - CVE-2026-8744
Open5GS NRF context.c ogs_sbi_nf_service_add denial of servi - CVE-2026-8743
Open5GS AMF/MME context.c ran_ue_find_by_amf_ue_ngap_id impr - CVE-2026-8731
Open5GS NRF client.c ogs_sbi_client_add denial of service
Same vendor: n/a
- CVE-2026-8747
Z-BlogPHP Commend Approval c_system_event.php CheckComment i - CVE-2026-8746
Open5GS NRF nghttp2-server.c discover_handler use after free - CVE-2026-8745
Open5GS AUSF nausf-handler.c ogs_timer_add denial of service - CVE-2026-8744
Open5GS NRF context.c ogs_sbi_nf_service_add denial of servi - CVE-2026-8743
Open5GS AMF/MME context.c ran_ue_find_by_amf_ue_ngap_id impr
Same weakness: CWE-404
- CVE-2026-8745
Open5GS AUSF nausf-handler.c ogs_timer_add denial of service - CVE-2026-8744
Open5GS NRF context.c ogs_sbi_nf_service_add denial of servi - CVE-2026-8731
Open5GS NRF client.c ogs_sbi_client_add denial of service - CVE-2026-8729
Open5GS NRF message.c denial of service - CVE-2026-8728
Open5GS NRF conv.c ogs_sbi_discovery_option_parse_plmn_list
V. Comments for CVE-2026-8730
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