CVE-2026-8121
Medium
Description
A vulnerability has been found in Open5GS up to 2.7.7. The impacted element is the function ogs_sbi_parse_plmn_list in the library /lib/sbi/conv.c of the component NSSF. The manipulation leads to denial of service. The attack is possible to be carried out 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.
SeverityMedium
CVSS4.3
Exploit probability—
ProductOpen5gs
PublishedMay 8, 2026
First seenMay 8, 2026
Weakness typeCWE-404CWE-404
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| open5gs open5gs | v ≤ 2.7.7 | — |
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