CVE-2026-10117
Open5GS nghttp2-server.c ogs_pool_id_calloc denial of service
Description
A weakness has been identified in Open5GS up to 2.7.7. This issue affects the function ogs_pool_id_calloc in the library /lib/sbi/nghttp2-server.c. Executing a manipulation can lead to denial of service. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. It is best practice to apply a patch to resolve this issue.
INFO
Published Date :
May 30, 2026, 1:16 p.m.
Last Modified :
May 30, 2026, 1:16 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-10117
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
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | LOW | [email protected] |
Solution
- Update Open5GS to the latest version.
- Apply the vendor-provided patch.
- Monitor systems for signs of exploitation.
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-2026-10117.
| URL | Resource |
|---|---|
| https://github.com/open5gs/open5gs/ | |
| https://github.com/open5gs/open5gs/issues/4474 | |
| https://vuldb.com/submit/818586 | |
| https://vuldb.com/vuln/367295 | |
| https://vuldb.com/vuln/367295/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-2026-10117 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-2026-10117
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-2026-10117 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-10117 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. 30, 2026
Action Type Old Value New Value Added Description A weakness has been identified in Open5GS up to 2.7.7. This issue affects the function ogs_pool_id_calloc in the library /lib/sbi/nghttp2-server.c. Executing a manipulation can lead to denial of service. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. It is best practice to apply a patch to resolve this issue. 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 Reference https://github.com/open5gs/open5gs/ Added Reference https://github.com/open5gs/open5gs/issues/4474 Added Reference https://vuldb.com/submit/818586 Added Reference https://vuldb.com/vuln/367295 Added Reference https://vuldb.com/vuln/367295/cti