CVE-2026-8252: Open5GS SMF smf_nsmf_handle_create_data_in_hsmf null pointer dereference

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-05-11 · updated 2026-07-24
Weakness: CWE-404

Description

A vulnerability was determined in Open5GS up to 2.7.7. Affected is the function smf_nsmf_handle_create_data_in_hsmf of the component SMF. Executing a manipulation can lead to null pointer dereference. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. 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/4446
https://vuldb.com/submit/808482
https://vuldb.com/vuln/362549
https://vuldb.com/vuln/362549/cti

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