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CVE-2026-8266

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CVE-2026-8266

Published: May 11, 2026

Modified: May 12, 2026

PUBLISHED

CVSS v3.1

4.3

MEDIUM

Description

A vulnerability was detected in Open5GS up to 2.7.7. This affects the function gsm_build_pdu_session_establishment_accept of the file /src/smf/gsm-build.c of the component SMF. The manipulation results in denial of service. The attack can be launched remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

VendorProductVersions

n/a

Open5GS

affected
2.7.0
affected
2.7.1
affected
2.7.2
affected
2.7.3
affected
2.7.4

+3 more versions

Weaknesses (CWE)

CWE-404

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

References

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