CVE-2026-8123
mediumA vulnerability was determined in Open5GS up to 2.7.7.
Vendor / product: Open5gs — open5gs
A vulnerability was determined in Open5GS up to 2.7.7. This impacts the function ogs_sbi_discovery_option_add_snssais in the library /lib/sbi/message.c of the component NSSF. This manipulation causes denial of service. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
CVSS
6.5
6.5 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Severity source: NVD CVSS v3.1 (nvd@nist.gov)
Timeline (UTC)
Published: 2026-05-08 02:16
Modified: 2026-11-11 23:10
NVD status: Analyzed
Last synced 3 hours ago
Verified against the source API 2026-11-11 23:13 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
open5gs / open5gs ≤2.7.7
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/open5gs/open5gs/ cna@vuldb.com
- https://github.com/open5gs/open5gs/issues/4436 cna@vuldb.com
- https://vuldb.com/submit/808426 cna@vuldb.com
- https://vuldb.com/vuln/361910 cna@vuldb.com
- https://vuldb.com/vuln/361910/cti cna@vuldb.com
Data sources
NVD CVE API 2.0 — fetched 2026-11-11 23:13 UTC · record ↗

