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CVE-2026-32208: Microsoft Entra ID Spoofing Vulnerability

highCVSS 8.8CVE-2026-32208
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Entra ID allows an authorized attacker to perform spoofing over a network.

CSIRTS triage

vendor: Microsoftproduct: Entra IDCross-site scriptingOther
What
Improper neutralization of input during web page generation allows an authorized attacker to perform spoofing over a network.
Who is affected
Authorized users of Microsoft Entra ID.
Urgency
Remediation is urgent due to the high severity and potential for exploitation.
Action
Apply the latest security updates from Microsoft.

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Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
high — CVSS 8.8
Published
2026-06-09
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32208

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-32208coverage & exploitation statusNVD · CVE.org

Recent advisories for Microsoft Entra ID

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

More from Microsoft Security Response Center