Vulnerability · Published May 8, 2026 · Assigned by VulDB
CVE-2026-8119Open5GS NSSF nghttp2-server.c ogs_sbi_stream_find_by_id denial of service
Low 3.3
In plain English
A low-severity security flaw in Open5GS. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 10% of all known vulnerabilities).
Official description
A vulnerability was detected in Open5GS up to 2.7.7. Impacted is the function ogs_sbi_stream_find_by_id in the library /lib/sbi/nghttp2-server.c of the component NSSF. Performing a manipulation results in denial of service. Attacking locally is a requirement. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Affected products (as reported)
Weakness: CWE-404 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R
References
- VDB-361906 | Open5GS NSSF nghttp2-server.c ogs_sbi_stream_find_by_id denial of service vdb-entry, technical-description
- VDB-361906 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #808420 | Open5gs NSSF v2.7.7 Denial of Service third-party-advisory
- https://github.com/open5gs/open5gs/issues/4431 exploit, issue-tracking
- https://github.com/open5gs/open5gs/ product