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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2026-8743 Detail

Description

A vulnerability was found in Open5GS up to 2.7.6. This impacts the function ran_ue_find_by_amf_ue_ngap_id of the file src/amf/context.c of the component AMF/MME. Performing a manipulation results in improper authorization. It is possible to initiate the attack remotely. The exploit has been made public and could be used. The patch is named 5746b8576cfceec18ed87eb7d8cf11b1fb4cd8b1. It is suggested to install a patch to address this issue.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  VulDB
CVSS-BT 2.1 LOW
Vector:  CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://github.com/open5gs/open5gs/ VulDB
https://github.com/open5gs/open5gs/commit/5746b8576cfceec18ed87eb7d8cf11b1fb4cd8b1 VulDB
https://github.com/open5gs/open5gs/issues/4498 VulDB
https://github.com/open5gs/open5gs/pull/4553 VulDB
https://vuldb.com/submit/814559 VulDB
https://vuldb.com/vuln/364330 VulDB
https://vuldb.com/vuln/364330/cti VulDB

Weakness Enumeration

CWE-ID CWE Name Source
CWE-266 Incorrect Privilege Assignment VulDB  
CWE-285 Improper Authorization VulDB  

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-8743
NVD Published Date:
05/17/2026
NVD Last Modified:
05/17/2026
Source:
VulDB