SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAwaiting Analysis

CVE-2026-100214

Deserialization of untrusted data in Dynamics Business Central allows an authorized attacker to execute code over a network.

HIGH 8.8EPSS 2.07%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.07%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Deserialization of untrusted data in Dynamics Business Central allows an authorized attacker to execute code over a network.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
2.07% probability · 81th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-502
Source
secure@microsoft.com
EPSS trend
0%3%5%14 October 2026: 1.83%26 October 2026: 2.07%14 October 202626 October 2026

EPSS moved from 1.8% on 14 October 2026 to 2.1% on 26 October 2026.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.