CVE-2026-2524 — MEDIUM (5.3)

Vulnerability 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.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Open5Gs	Open5Gs	2.7.6

Related Weaknesses (CWE)

CWE-404

References

https://github.com/open5gs/open5gs/Product
https://github.com/open5gs/open5gs/issues/4284ExploitIssue TrackingVendor Advisory
https://github.com/open5gs/open5gs/issues/4284#issue-3808462406ExploitIssue TrackingVendor Advisory
https://vuldb.com/?ctiid.346112Permissions RequiredVDB Entry
https://vuldb.com/?id.346112Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.738369Third Party AdvisoryVDB Entry

FAQ

What is CVE-2026-2524?

CVE-2026-2524 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 ...

How severe is CVE-2026-2524?

CVE-2026-2524 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-2524?

Check the references section above for vendor advisories and patch information. Affected products include: Open5Gs Open5Gs.