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.

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References

Other References

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

Frequently Asked Questions

What is CVE-2026-52134? +

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

How do I check if I'm vulnerable to CVE-2026-52134? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.