What is CVE-2026-6276?

CVE-2026-6276 is a security advisory published by Microsoft Security Response Center (MSRC). stale custom cookie host causes cookie leak

Which CVE IDs does CVE-2026-6276 cover?

CVE-2026-6276 covers the following CVE IDs: CVE-2026-6276. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

CVE-2026-6276 has a CVSS v3 base score of 7.5, published by Microsoft Security Response Center (MSRC).

CVE-2026-6276CVSS 7.5

Vendor

Published

May 22, 2026

Last Modified

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