---
id: CVE-2026-66800
title: Azure Data Factory Information Disclosure Vulnerability
summary: >-
  Server-side request forgery (ssrf) in Azure Data Factory allows an
  unauthorized attacker to disclose information over a network.
severity: high
cvss: 8.6
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C'
cvssSource: cna
cwe:
  - CWE-918
vendor: Microsoft
product: Azure Data Factory
affected:
  - azure_data_factory -
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-08-21T12:55:47.762471Z'
published: '2026-08-20'
updated: '2026-09-24'
sourceUpdated: '2026-09-24T13:47:41.435Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-66800'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66800'
    label: Azure Data Factory Information Disclosure Vulnerability
tags:
  - cve.org
epss: 0.00973
epssPercentile: 0.60381
ingestedAt: '2026-09-08T18:07:34.886Z'
---

## Overview

Server-side request forgery (ssrf) in Azure Data Factory allows an unauthorized attacker to disclose information over a network.

## Affected

- `azure_data_factory -`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.