What is CVE-2026-55655?

CVE-2026-55655 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Openssh: local mitm of x11 forwarding via abstract unix socket pre-binding in red hat enterprise linux openssh client versions

Which CVE IDs does CVE-2026-55655 cover?

CVE-2026-55655 covers the following CVE IDs: CVE-2026-55655. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-55655?

CVE-2026-55655 has a CVSS v3 base score of 5.0, published by Microsoft Security Response Center (MSRC).

CVE-2026-55655MediumCVSS 5.0

Openssh: local mitm of x11 forwarding via abstract unix socket pre-binding in red hat enterprise linux openssh client versions

Vendor

Microsoft Security Response Center (MSRC)

Published

June 30, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-55655 →