Paper/Archive/CVE-2026-42898

CVE-2026-42898

Microsoft Microsoft Dynamics 365 (on-premises) version 9.1 — Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability

EPSS 1%CVSS 9.9

critical.is priorityof 100

CVSS 9.9 (CNA)9.9 / 10 × 3029.7 Not in CISA KEV+300.0 EPSS percentile 68.0.680 × 2013.6 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

Improper control of generation of code ('code injection') in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over a network.

Affected

ProductAffectedFixed inSource

Microsoft Dynamics 365 (on-premises) version 9.19.0 – < 9.1.45.119.1.45.11CNA

Scores by source

microsoft (CNA)9.9CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

patchmsrc.microsoft.com/update-guide/vulnerability/CVE-2026-42898