---
id: CVE-2026-78157
title: A vulnerability was detected in Open5GS 2.8.0
summary: >-
  A vulnerability was detected in Open5GS 2.8.0. This affects the function
  pcrf_rx_aar_cb of the file src/pcrf/pcrf-rx-path.c of the component Rx
  AA-Request Handler. Performing a manipulation results in out-of-bounds read.
  It is possible t…
severity: high
cvss: 7.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L'
cwe:
  - CWE-119
  - CWE-125
published: '2026-08-24'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T13:10:00.187'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-78157'
references:
  - url: 'https://github.com/open5gs/open5gs/'
    label: cna@vuldb.com
  - url: >-
      https://github.com/open5gs/open5gs/commit/c18dc6938bf63cc7374315d3dca303d92066e746
    label: cna@vuldb.com
  - url: 'https://github.com/open5gs/open5gs/issues/4663'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-78157'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/882953'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/394540'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/394540/cti'
    label: cna@vuldb.com
  - url: 'https://github.com/open5gs/open5gs/issues/4663'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
epss: 0.00399
epssPercentile: 0.32233
ingestedAt: '2026-10-14T13:30:58.553Z'
---

## Overview

A vulnerability was detected in Open5GS 2.8.0. This affects the function pcrf_rx_aar_cb of the file src/pcrf/pcrf-rx-path.c of the component Rx AA-Request Handler. Performing a manipulation results in out-of-bounds read. It is possible to initiate the attack remotely. The patch is named c18dc6938bf63cc7374315d3dca303d92066e746. To fix this issue, it is recommended to deploy a patch.

## Remediation

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