CVE-2026-10156
Open5GS nf-instances Endpoint nnrf-handler.c handle_amf_info resource consumption
Description
A vulnerability was determined in Open5GS up to 2.7.7. This affects the function handle_amf_info in the library /lib/sbi/nnrf-handler.c of the component nf-instances Endpoint. Executing a manipulation of the argument nf_info_pool can lead to resource consumption. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. Applying a patch is advised to resolve this issue. The issue report is flagged as already-fixed.
INFO
Published Date :
May 31, 2026, 12:16 a.m.
Last Modified :
July 22, 2026, 7:10 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | LOW | [email protected] |
Solution
- Apply the provided patch to resolve the issue.
- Update Open5GS to the latest version.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-10156.
| URL | Resource |
|---|---|
| https://github.com/open5gs/open5gs/ | |
| https://github.com/open5gs/open5gs/issues/4480 | |
| https://vuldb.com/submit/818598 | |
| https://vuldb.com/vuln/367409 | |
| https://vuldb.com/vuln/367409/cti |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-10156 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-10156
weaknesses.
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-2026-10156 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-10156 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.
-
CVE Translated by [email protected]
Jul. 22, 2026
Action Type Old Value New Value Added Translation Title: Open5GS, Description: Se determinó una vulnerabilidad en Open5GS hasta 2.7.7. Esto afecta a la función handle_amf_info en la biblioteca /lib/sbi/nnrf-handler.c del componente nf-instances Endpoint. Ejecutar una manipulación del argumento nf_info_pool puede llevar a un consumo de recursos. El ataque puede realizarse desde remoto. El exploit ha sido divulgado públicamente y puede utilizarse. Se aconseja aplicar un parche para resolver este problema. El informe del problema está marcado como ya solucionado. -
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'cpes': ['cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*'], 'vendor': 'n/a', 'modules': ['nf-instances Endpoint'], 'product': 'Open5GS', 'versions': [{'status': 'affected', 'version': '2.7.0'}, {'status': 'affected', 'version': '2.7.1'}, {'status': 'affected', 'version': '2.7.2'}, {'status': 'affected', 'version': '2.7.3'}, {'status': 'affected', 'version': '2.7.4'}, {'status': 'affected', 'version': '2.7.5'}, {'status': 'affected', 'version': '2.7.6'}, {'status': 'affected', 'version': '2.7.7'}]}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-10156', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-06-01T14:46:58.534422Z'} -
New CVE Received by [email protected]
May. 31, 2026
Action Type Old Value New Value Added Description A vulnerability was determined in Open5GS up to 2.7.7. This affects the function handle_amf_info in the library /lib/sbi/nnrf-handler.c of the component nf-instances Endpoint. Executing a manipulation of the argument nf_info_pool can lead to resource consumption. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. Applying a patch is advised to resolve this issue. The issue report is flagged as already-fixed. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/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:L/UI:N/S:U/C:N/I:N/A:L Added CVSS V2 (AV:N/AC:L/Au:S/C:N/I:N/A:P) Added CWE CWE-404 Added CWE CWE-400 Added Reference https://github.com/open5gs/open5gs/ Added Reference https://github.com/open5gs/open5gs/issues/4480 Added Reference https://vuldb.com/submit/818598 Added Reference https://vuldb.com/vuln/367409 Added Reference https://vuldb.com/vuln/367409/cti