What is CVE-2026-39823?

CVE-2026-39823 is a security advisory published by Microsoft Security Response Center (MSRC). Bypass of meta content URL escaping causes XSS in html/template

Which CVE IDs does CVE-2026-39823 cover?

CVE-2026-39823 covers the following CVE IDs: CVE-2026-39823. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-39823?

CVE-2026-39823 has a CVSS v3 base score of 6.1, published by Microsoft Security Response Center (MSRC).

CVE-2026-39823CVSS 6.1

Bypass of meta content URL escaping causes XSS in html/template

Vendor

Microsoft Security Response Center (MSRC)

Published

May 22, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-39823 →