CVE-2026-91855 | Open5GS up to 2.7.7 PFCP Message lib/pfcp/handler.c denial of service (Issue 4699)

September 15, 2026 Yanac

A vulnerability has been found in Open5GS up to 2.7.7 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file lib/pfcp/handler.c of the component PFCP Message Handler. Performing a manipulation results in denial of service.

This vulnerability is known as CVE-2026-91855. Remote exploitation of the attack is possible. Furthermore, an exploit is available.

Applying a patch is the recommended action to fix this issue.

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