Vulnerability · Published May 10, 2026 · Assigned by VulDB
CVE-2026-8226Open5GS types.c ogs_pcc_rule_install_flow_from_media denial of service
Medium 5.3
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 0.5% (higher than 42% 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_pcc_rule_install_flow_from_media in the library /lib/proto/types.c. The manipulation results in denial of service. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. 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:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R
References
- VDB-362443 | Open5GS types.c ogs_pcc_rule_install_flow_from_media denial of service vdb-entry, technical-description
- VDB-362443 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #808445 | Open5gs PCF v2.7.7 Denial of Service third-party-advisory
- https://github.com/open5gs/open5gs/issues/4441 exploit, issue-tracking
- https://github.com/open5gs/open5gs/ product