Is CVE-2026-7587 actively exploited?

No active exploitation of CVE-2026-7587 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-7587 be exploited remotely?

Yes. CVE-2026-7587 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-7587?

CVE-2026-7587 has a CVSS score of 4.3 (MEDIUM).

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MEDIUM

CVE-2026-7587

CWE-404Published: May 1, 2026· Updated: May 7, 2026

4.3

CVSS v3.1

EPSS:0.04%probability of exploitation in 30 daysPercentile:11.5th

Official Description

A vulnerability has been found in Open5GS up to 2.7.7. This vulnerability affects the function amf_nsmf_pdusession_handle_update_sm_context of the file /src/amf/nsmf-handler.c of the component AMF. The manipulation leads to denial of service. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

NVD Source

Technical Analysis

CVE-2026-7587 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.