CVE-2026-8288

A vulnerability was determined in Open5GS up to 2.7.7. This affects the function gsm_handle_pdu_session_modification_qos_flow_descriptions of the file src/smf/gsm-handler.c of the component SMF. Executing a manipulation of the argument n1SmMsg can lead to denial of service. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The pull request to fix this issue awaits acceptance.

• CWE-404

• https://github.com/open5gs/open5gs/Product
• https://github.com/open5gs/open5gs/issues/4452Exploit, Issue Tracking
• https://github.com/open5gs/open5gs/pull/4513Issue Tracking, Patch
• https://vuldb.com/submit/808489Third Party Advisory, VDB Entry
• https://vuldb.com/vuln/362585Third Party Advisory, VDB Entry
• https://vuldb.com/vuln/362585/ctiPermissions Required, VDB Entry

Published

May 11, 2026

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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