---
id: CVE-2026-107166
title: A weakness has been identified in Open5GS up to 2.7.7
summary: >-
  A weakness has been identified in Open5GS up to 2.7.7. This vulnerability
  affects the function ogs_pfcp_xact_local_create of the file src/upf/gtp-path.c
  of the component GTP-U Receive Path. This manipulation causes allocation of
  resource…
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'
cwe:
  - CWE-400
  - CWE-770
product: Open5GS
affected:
  - Open5GS 2.7.0
  - Open5GS 2.7.1
  - Open5GS 2.7.2
  - Open5GS 2.7.3
  - Open5GS 2.7.4
  - Open5GS 2.7.5
  - Open5GS 2.7.6
  - Open5GS 2.7.7
published: '2026-10-07'
updated: '2026-10-07'
sourceUpdated: '2026-10-07T16:17:45.053'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-107166'
references:
  - url: 'https://github.com/open5gs/open5gs/'
    label: cna@vuldb.com
  - url: >-
      https://github.com/open5gs/open5gs/commit/9ffc252482d9b03ac01abcedbe95497ff4f95dd0
    label: cna@vuldb.com
  - url: 'https://github.com/open5gs/open5gs/issues/4792'
    label: cna@vuldb.com
  - url: 'https://github.com/open5gs/open5gs/pull/4806'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-107166'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/994175'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/414968'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/414968/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-07T16:38:22.224Z'
---

## Overview

A weakness has been identified in Open5GS up to 2.7.7. This vulnerability affects the function ogs_pfcp_xact_local_create of the file src/upf/gtp-path.c of the component GTP-U Receive Path. This manipulation causes allocation of resources. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. Patch name: 9ffc252482d9b03ac01abcedbe95497ff4f95dd0. It is recommended to apply a patch to fix this issue.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.