VulnerabilityAnalyzed

CVE-2026-8226

This vulnerability affects the function ogs_pcc_rule_install_flow_from_media in the library /lib/proto/types.c.

MEDIUM 5.5EPSS 0.49%

Does this matter?

Lower severity and a low EPSS score (0.49%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 4.0: 5.5 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.49% probability · 40th percentile
CISA KEV: Not listed
Weakness: CWE-404
Affected: open5gs/open5gs
Source: cna@vuldb.com

References

https://github.com/open5gs/open5gs/Product
https://github.com/open5gs/open5gs/issues/4441Exploit, Issue Tracking
https://vuldb.com/submit/808445Third Party Advisory, VDB Entry
https://vuldb.com/vuln/362443Third Party Advisory, VDB Entry
https://vuldb.com/vuln/362443/ctiPermissions Required, VDB Entry

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.