7.5
HIGH CVSS 2.0
CVE-2026-10157
Open5GS NGAP PathSwitchRequest Message ngap-handler.c improper authentication
Description

A vulnerability was identified in Open5GS up to 2.7.6. This impacts an unknown function of the file src/amf/ngap-handler.c of the component NGAP PathSwitchRequest Message Handler. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The identifier of the patch is a188e36b1741ffc2252133f59b1bda4f14d3cb5c. It is suggested to install a patch to address this issue.

INFO

Published Date :

May 31, 2026, 2:16 a.m.

Last Modified :

May 31, 2026, 2:16 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-10157 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 HIGH [email protected]
CVSS 3.1 HIGH [email protected]
CVSS 4.0 MEDIUM [email protected]
Solution
Install the available patch to fix the improper authentication vulnerability.
  • Apply the patch to the affected component.
  • Update Open5GS to a version later than 2.7.6.
References to Advisories, Solutions, and Tools
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-10157 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-10157 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-10157 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    May. 31, 2026

    Action Type Old Value New Value
    Added Description A vulnerability was identified in Open5GS up to 2.7.6. This impacts an unknown function of the file src/amf/ngap-handler.c of the component NGAP PathSwitchRequest Message Handler. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The identifier of the patch is a188e36b1741ffc2252133f59b1bda4f14d3cb5c. It is suggested to install a patch to address this issue.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CWE CWE-287
    Added Reference https://github.com/open5gs/open5gs/
    Added Reference https://github.com/open5gs/open5gs/commit/a188e36b1741ffc2252133f59b1bda4f14d3cb5c
    Added Reference https://github.com/open5gs/open5gs/issues/4393
    Added Reference https://github.com/open5gs/open5gs/pull/4557
    Added Reference https://vuldb.com/submit/818939
    Added Reference https://vuldb.com/vuln/367410
    Added Reference https://vuldb.com/vuln/367410/cti
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.