SEPTEMBER 18, 2026
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Case File

CVE-2026-78186

MEDIUM · CVSS 4.3 EPSS 0.39% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-24 · Last synced 2026-09-18

CyberRota Analysis

AI-Generated

A vulnerability exists in Open5GS versions up to 2.8.0, specifically in the HSS component, where manipulation of the User-Name argument can lead to a reachable assertion, potentially allowing remote exploitation. Organizations using Open5GS should prioritize applying the provided patch to mitigate the risk of exploitation, as the vulnerability has been publicly disclosed.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit
GitHub PoC Links
github.com ↗ github.com ↗ github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-78186
Severity
MEDIUM
CVSS
4.3
EPSS
0.39%

Original NVD Description

A flaw has been found in Open5GS up to 2.8.0. This affects an unknown function of the file src/hss/hss-cx-path.c of the component HSS. This manipulation of the argument User-Name causes reachable assertion. The attack is possible to be carried out remotely. The exploit has been published and may be used. Patch name: c9abe09421eb99bbf1cd7862a3d375e58a4eb9e4. It is recommended to apply a patch to fix this issue.