What is CVE-2026-42506?

CVE-2026-42506 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Invoking incorrect handling of namespaced elements in foreign content in golang.org/x/net/html

Which CVE IDs does CVE-2026-42506 cover?

CVE-2026-42506 covers the following CVE IDs: CVE-2026-42506. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-42506?

CVE-2026-42506 has a CVSS v3 base score of 6.1, published by Microsoft Security Response Center (MSRC).

CVE-2026-42506MediumCVSS 6.1

Invoking incorrect handling of namespaced elements in foreign content in golang.org/x/net/html

Vendor

Microsoft Security Response Center (MSRC)

Published

May 28, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-42506 →