CVE-2026-7586: Open5GS AMF nudm-handler.c ogs_id_get_value denial of service

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-01 · updated 2026-06-17
Weakness: CWE-404

Description

A weakness has been identified in Open5GS up to 2.7.7. Affected is the function ogs_id_get_value of the file /src/amf/nudm-handler.c of the component AMF. This manipulation causes denial of service. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Affected products

Open5GS: through 2.7.7

References

https://github.com/open5gs/open5gs/
https://github.com/open5gs/open5gs/issues/4405
https://vuldb.com/submit/804336
https://vuldb.com/vuln/360536
https://vuldb.com/vuln/360536/cti

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