CVE-2026-32210 Microsoft Dynamics 365 (online) Spoofing Vulnerability

Critical 9.3 Published Updated

An unauthorized attacker can exploit a server-side request forgery flaw in Microsoft Dynamics 365 to perform spoofing attacks over the network.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2026-32210?

CVE-2026-32210 is a critical server-side request forgery vulnerability in Microsoft Dynamics 365, published on 23 Apr 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Server-side request forgery (ssrf) in Microsoft Dynamics 365 (Online) allows an unauthorized attacker to perform spoofing over a network.

Weakness: CWE-918

Which versions are affected by CVE-2026-32210?

It affects 1 product.

Products include Microsoft Dynamics 365.

How do I fix CVE-2026-32210?

No fix has been published for CVE-2026-32210 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2026-32210 being exploited?

There is no known exploitation of CVE-2026-32210 in the wild and no public exploit code.

All Microsoft Dynamics 365 vulnerabilities

Sources

Also known as GHSA-9m2c-xmjv-v2rr.

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