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Vulnerability record · CVE-2026-52134 · published 31 July 2026

CVE-2026-52134: Improper access control vulnerability

An issue in the parseGoosePayload() function (/goose/goose_receiver.c) of libiec61850 v1.6 allows attackers to bypass authentication via a captured GOOSE frame.

9.8 CVSS 3.1 Critical EPSS 0.80% · top 45.2% CWE-284 · Improper access control Deferred
9.8CVSS 3.1 base score
0.80%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
4References
3 Sep 2026Last modified by NVD

Description

An issue in the parseGoosePayload() function (/goose/goose_receiver.c) of libiec61850 v1.6 allows attackers to bypass authentication via a captured GOOSE frame.

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

References

LinkTags
https://github.com/if-forget/CVE-2026-52134-libiec61850
https://github.com/mz-automation/libiec61850
https://github.com/mz-automation/libiec61850/tree/v1.6/src/goose/goose_receiver.c
https://github.com/if-forget/CVE-2026-52134-libiec61850

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Source: NIST National Vulnerability Database (record CVE-2026-52134), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.