CVE-2026-2521 PUBLISHED

Open5GS SGW-C sgwc_s5c_handle_create_session_response memory corruption

Assigner: VulDB
Reserved: 15.02.2026 Published: 15.02.2026 Updated: 15.02.2026

A weakness has been identified in Open5GS up to 2.7.6. This issue affects the function sgwc_s5c_handle_create_session_response of the component SGW-C. Executing a manipulation can lead to memory corruption. The attack may be performed from remote. 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.

Metrics

CVSS Vector: CVSS: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
CVSS Score: 6.9

Product Status

Vendor n/a
Product Open5GS
Versions
  • Version 2.7.0 is affected
  • Version 2.7.1 is affected
  • Version 2.7.2 is affected
  • Version 2.7.3 is affected
  • Version 2.7.4 is affected
  • Version 2.7.5 is affected
  • Version 2.7.6 is affected

Credits

  • LinZiyu (VulDB User) reporter

References

Problem Types

  • Memory Corruption CWE