AI and data stack advisories

Severe, 6 weeks1496Projects326

1496 severe, 6 weeks · 326 projects

MicrosoftCVE-2026-65815

Microsoft Dynamics 365 (on-premises) version 9.1: unsafe deserialization

Microsoft

CVE-2026-65815 · Published Aug 11, 2026 · updated Aug 17, 2026

High8.8
Fix: upgrade to 9.1.0047.0006 or later
Microsoft advisory

Deserialization of untrusted data in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over a network.

Affected versions

PackageAffectedFixed in
Microsoft Dynamics 365 (on-premises) version 9.1
Product
>= 9.0, < 9.1.0047.00069.1.0047.0006
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-502

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