CVE-2026-78156

HighCVSS 7.4/10Last modified Oct 14, 2026

Description

A security vulnerability has been detected in Open5GS 2.8.0. Affected by this issue is the function hss_ogs_diam_s6a_air_cb of the file src/hss/hss-s6a-path.c of the component S6a Authentication-Information-Request Handler. Such manipulation of the argument Visited-PLMN-Id leads to heap-based buffer overflow. The attack may be performed from remote. The name of the patch is a9c82ee0b590d76a581b0580cb46b598984e2392. A patch should be applied to remediate this issue.

Metrics

CVSS 3.1 7.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Aug 24, 2026
Last modified
Oct 14, 2026
NVD status
Deferred

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CVE-2026-78156: High severity, CVSS 7.4 | Vulnix