CVE-2026-7583

A flaw has been found in Open5GS up to 2.7.7. This issue affects the function bsf_sess_find_by_ipv6prefix of the file /src/bsf/context.c of the component BSF. This manipulation of the argument ipv6Prefix causes denial of service. It is possible to initiate the attack 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 v3 4.3 MEDIUM
CVSS v2.0 4.0 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/open5gs/open5gs/
https://github.com/open5gs/open5gs/issues/4401
https://vuldb.com/submit/804322
https://vuldb.com/vuln/360530
https://vuldb.com/vuln/360530/cti

Configurations

No configuration.

History

01 May 2026, 15:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-01 15:16

Updated : 2026-05-01 15:26

NVD link : CVE-2026-7583

Mitre link : CVE-2026-7583

CVE.ORG link : CVE-2026-7583

JSON object : View

Products Affected

No product.

CWE

CWE-404

Improper Resource Shutdown or Release

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