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5.5
Open5GS: Remote Denial of Service via MME Component
CVE-2026-2524
Summary
A flaw in Open5GS 2.7.6 can allow an attacker to remotely take down the system. This could happen if an attacker exploits a published vulnerability in the MME component. Businesses using Open5GS 2.7.6 should update to a fixed version as soon as possible to prevent potential downtime.
What to do
No fix is available yet. Check with your software vendor for updates.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| open5gs | open5gs | 2.7.6 | – |
Original title
A flaw has been found in Open5GS 2.7.6. The impacted element is the function mme_s11_handle_create_session_response of the component MME. This manipulation causes denial of service. The attack can ...
Original description
A flaw has been found in Open5GS 2.7.6. The impacted element is the function mme_s11_handle_create_session_response of the component MME. This manipulation causes denial of service. The attack can be initiated remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.
nvd CVSS2.0
5.0
nvd CVSS3.1
7.5
nvd CVSS4.0
5.5
Vulnerability type
CWE-404
- https://github.com/open5gs/open5gs/ Product
- https://github.com/open5gs/open5gs/issues/4284 Exploit Issue Tracking Vendor Advisory
- https://github.com/open5gs/open5gs/issues/4284#issue-3808462406 Exploit Issue Tracking Vendor Advisory
- https://vuldb.com/?ctiid.346112 Permissions Required VDB Entry
- https://vuldb.com/?id.346112 Third Party Advisory VDB Entry
- https://vuldb.com/?submit.738369 Third Party Advisory VDB Entry
Published: 16 Feb 2026 · Updated: 10 Mar 2026 · First seen: 6 Mar 2026