CVE-2026-8251
Denial of Service in Open5GS SMF Component
Publication date: 2026-05-10
Last updated on: 2026-05-10
Assigner: VulDB
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| open5gs | open5gs | to 2.7.7 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-404 | The product does not release or incorrectly releases a resource before it is made available for re-use. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in Open5GS up to version 2.7.7, specifically in the function update_authorized_pcc_rule_and_qos within the file /src/smf/npcf-handler.c of the SMF component.
An attacker can remotely manipulate this function to cause a denial of service condition.
The exploit for this vulnerability has been made public, and the project has been informed but has not yet responded.
How can this vulnerability impact me? :
The primary impact of this vulnerability is a denial of service (DoS) attack, which can disrupt the normal operation of the affected Open5GS SMF component.
Since the attack can be performed remotely, it could potentially allow an attacker to interrupt service availability without requiring local access.