CVE-2025-15686: Denial of Service in Open5GS
A vulnerability has been found in Open5GS up to 2.7.6. Affected by this issue is the function fd_msg_sess_get of the component HSS Service. Such manipulation of the argument Session-Id leads to denial of service. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The project locked and limited conversation to collaborators.
AI Analysis
Technical Summary
CVE-2025-15686 is a vulnerability in Open5GS versions up to 2.7.6 affecting the fd_msg_sess_get function within the HSS Service component. Manipulating the Session-Id argument can cause a denial of service condition. The vulnerability can be exploited remotely without user interaction and requires low privileges. The CVSS 3.1 base score is 4.3, indicating low severity. There is no public patch or remediation information available, and no known active exploitation has been reported.
Potential Impact
The vulnerability allows an attacker to cause a denial of service in the Open5GS HSS Service by manipulating the Session-Id argument. This results in service disruption but does not impact confidentiality or integrity. The attack can be performed remotely with low complexity and no user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, monitor the vendor's communications for updates. Limit access to the affected service to trusted networks if possible to reduce exposure.
CVE-2025-15686: Denial of Service in Open5GS
Description
A vulnerability has been found in Open5GS up to 2.7.6. Affected by this issue is the function fd_msg_sess_get of the component HSS Service. Such manipulation of the argument Session-Id leads to denial of service. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The project locked and limited conversation to collaborators.
CVSS v4.0
Score 5.3medium
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2025-15686 is a vulnerability in Open5GS versions up to 2.7.6 affecting the fd_msg_sess_get function within the HSS Service component. Manipulating the Session-Id argument can cause a denial of service condition. The vulnerability can be exploited remotely without user interaction and requires low privileges. The CVSS 3.1 base score is 4.3, indicating low severity. There is no public patch or remediation information available, and no known active exploitation has been reported.
Potential Impact
The vulnerability allows an attacker to cause a denial of service in the Open5GS HSS Service by manipulating the Session-Id argument. This results in service disruption but does not impact confidentiality or integrity. The attack can be performed remotely with low complexity and no user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, monitor the vendor's communications for updates. Limit access to the affected service to trusted networks if possible to reduce exposure.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-hwwm-2gq7-f4rr
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2025-15686"]
- Ecosystems
- []
- Database Specific Severity
- LOW
- Cvss Version
- 3.1
Threat ID: 6a7c9b64bf8831d539cdef99
Added to database: 08/12/2026, 16:12:20 UTC
Last enriched: 08/12/2026, 17:12:25 UTC
Last updated: 08/13/2026, 02:40:59 UTC
Views: 4
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