CVE-2026-8729

2.1 lowEPSS 0.4%

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.

Severity

CVSS 4.0

2.1 low

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 33% of CVEs (scores of 2026-10-31)
CWE: CWE-404
Published: 2026-05-17
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

open5gs:open5gs

References

https://github.com/open5gs/open5gs/
https://github.com/open5gs/open5gs/issues/4460
https://vuldb.com/submit/808512
https://vuldb.com/submit/808513
https://vuldb.com/vuln/364318

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