An issue in the parseGoosePayload() function (/goose/goose_receiver.c) of libiec61850 v1.6 allows attackers to bypass authentication via a captured GOOSE frame.
https://github.com/mz-automation/libiec61850/tree/v1.6/src/goose/goose_receiver.c
https://github.com/mz-automation/libiec61850
https://github.com/if-forget/CVE-2026-52134-libiec61850
Source: Mitre, NVD
Published: 2026-07-31
Updated: 2026-07-31
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical