CVSS 9.3 · CRITICAL

CVE-2026-32210

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

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Analysis

Microsoft Dynamics 365 (Online) contains a critical Server-Side Request Forgery (SSRF) vulnerability. This flaw allows unauthorized attackers to perform network spoofing, which could lead to unauthorized access to internal services or sensitive data within the cloud environment. Organizations using Dynamics 365 should verify their instances are updated to the latest secure version.

Severity

Score: 9.3(CRITICAL)

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

AV: NETWORK

AC: LOW

PR: NONE

UI: REQUIRED

S: CHANGED

C: HIGH

I: HIGH

A: NONE

Weakness (CWE): CWE-918

EPSS

Probability of exploitation (next 30 days): 0.0005 (0.1%)

Percentile: 16.2%

EPSS: 2026-05-06

Affects

microsoft:dynamics_365

Technical description

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

Published: 4/23/2026, 10:16:35 PM

Last modified: 5/5/2026, 2:10:29 PM

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32210

How to read this card

Actively exploited

KEV (Known Exploited Vulnerabilities) is CISA's catalog of CVEs confirmed as actively exploited in the real world. If a CVE is on KEV, someone is already using it in attacks.

CVSS 10.0

CVSS 10.0 — máxima severidad teórica. Explotable de forma remota, sin privilegios, con impacto total. Aún no confirmada como explotada en el mundo real, pero parchea ya.

AI-recommended

Un modelo de lenguaje revisó el CVE y consideró que afecta a software ampliamente desplegado o herramientas comunes de desarrollo. Un humano del equipo aprobó la publicación antes de que llegara aquí.

Categorías de impacto que evalúa la IA

widely_deployed_infra — kernel Linux, OpenSSL, glibc, k8s, Docker, nginx, OpenSSH.

popular_dev_tooling — Node.js, Python, Go, React, Next.js, librerías comunes de npm/pip.

common_consumer_software — Chrome, Firefox, Windows, macOS, apps móviles populares.

enterprise_saas — GitHub, GitLab, Atlassian, Salesforce, Cisco, Fortinet, Ivanti.

niche_software — CMS regionales, herramientas de hobby, librerías de poco uso.

not_relevant — firmware específico de proveedor, software descontinuado.

EPSS — EPSS (Exploit Prediction Scoring System) by FIRST.org estimates the probability that a CVE will be exploited in the next 30 days. Range is 0 to 1; very fresh CVEs typically score low until evidence accumulates.