Is CVE-2026-8729 actively exploited?

No active exploitation of CVE-2026-8729 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-8729 be exploited remotely?

Yes. CVE-2026-8729 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-8729?

CVE-2026-8729 has a CVSS score of 6.5 (MEDIUM).

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MEDIUM

CVE-2026-8729

CWE-404Published: May 17, 2026· Updated: May 18, 2026

6.5

CVSS v3.1

EPSS:0.06%probability of exploitation in 30 daysPercentile:17.7th

Official Description

A vulnerability was detected in Open5GS up to 2.7.7. This affects an unknown function in the library /lib/sbi/message.c of the component NRF. Performing a manipulation of the argument service-names/snssais results in denial of service. The attack is possible to be carried out 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.

NVD Source

Technical Analysis

CVE-2026-8729 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.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 6.5.