CVE-2025-8804

A vulnerability was found in Open5GS up to 2.7.5. Affected by this vulnerability is the function ngap_build_downlink_nas_transport of the component AMF. The manipulation leads to reachable assertion. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.7.6 is able to address this issue. The identifier of the patch is bca0a7b6e01d254f4223b83831162566d4626428. It is recommended to upgrade the affected component.

• CWE-617

• https://github.com/ZHENGHAOHELLO/BugReport/blob/main/CVE-2025-8804
• https://github.com/open5gs/open5gs/commit/bca0a7b6e01d254f4223b83831162566d4626428Patch
• https://github.com/open5gs/open5gs/issues/3950Issue Tracking
• https://github.com/open5gs/open5gs/issues/3950#issuecomment-3034693457Issue Tracking
• https://github.com/open5gs/open5gs/releases/tag/v2.7.6Release Notes
• https://github.com/user-attachments/files/21030801/newdata_for_ngap.zipExploit
• https://vuldb.com/?ctiid.319333Permissions Required, VDB Entry
• https://vuldb.com/?id.319333Third Party Advisory, VDB Entry
• https://vuldb.com/?submit.625698
• https://vuldb.com/?submit.626124Third Party Advisory, VDB Entry
• https://github.com/open5gs/open5gs/issues/3950Issue Tracking

Published

Aug 10, 2025

Last Modified

Jun 17, 2026

Status

Modified

• 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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