CVE-2026-2522

A security vulnerability has been detected in Open5GS up to 2.7.6. Impacted is an unknown function of the file /src/mme/esm-build.c of the component MME. The manipulation leads to memory corruption. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/open5gs/open5gs/	Product
https://github.com/open5gs/open5gs/issues/4283	Exploit Issue Tracking Vendor Advisory
https://github.com/open5gs/open5gs/issues/4283#issue-3807916595	Exploit Issue Tracking Vendor Advisory
https://vuldb.com/?ctiid.346110	Permissions Required VDB Entry
https://vuldb.com/?id.346110	Third Party Advisory VDB Entry
https://vuldb.com/?submit.738336	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-02-16 00:16

Updated : 2026-06-17 10:31

NVD link : CVE-2026-2522

Mitre link : CVE-2026-2522

CVE.ORG link : CVE-2026-2522

JSON object : View

Products Affected

open5gs

open5gs

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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