CVE-2026-78186

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.

CVSS v3 4.3 MEDIUM
CVSS v2.0 4.0 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:N/A:P

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/open5gs/open5gs/
https://github.com/open5gs/open5gs/commit/c9abe09421eb99bbf1cd7862a3d375e58a4eb9e4
https://github.com/open5gs/open5gs/issues/4675
https://vuldb.com/cve/CVE-2026-78186
https://vuldb.com/submit/885203
https://vuldb.com/vuln/394568
https://vuldb.com/vuln/394568/cti

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-24 05:16

Updated : 2026-08-24 16:41

NVD link : CVE-2026-78186

Mitre link : CVE-2026-78186

CVE.ORG link : CVE-2026-78186

JSON object : View

Products Affected

No product.

CWE

CWE-617

Reachable Assertion

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