Vulnerability · Published May 30, 2026 · Assigned by VulDB
CVE-2026-10116Open5GS ue-authentications Endpoint ogs-timer.c ogs_sbi_xact_add denial of service
Medium 4.3
In plain English
A medium-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 0.4% (higher than 33% of all known vulnerabilities).
Official description
A security flaw has been discovered in Open5GS up to 2.7.7. This vulnerability affects the function ogs_sbi_xact_add in the library /lib/core/ogs-timer.c of the component ue-authentications Endpoint. Performing a manipulation results in denial of service. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. Applying a patch is the recommended action to fix this issue.
Affected products (as reported)
Weakness: CWE-404 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
References
- VDB-367294 | Open5GS ue-authentications Endpoint ogs-timer.c ogs_sbi_xact_add denial of service vdb-entry, technical-description
- VDB-367294 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #818585 | Open5GS AUSF v2.7.7 Denial of Service third-party-advisory
- https://github.com/open5gs/open5gs/issues/4473 exploit, issue-tracking
- https://github.com/open5gs/open5gs/pull/4578 issue-tracking, patch
- https://github.com/open5gs/open5gs/ product