---
id: CVE-2026-65668
title: Microsoft Purview eDiscovery Elevation of Privilege Vulnerability
summary: >-
  Improper access control in Microsoft Purview eDiscovery allows an authorized
  attacker to elevate privileges over a network.
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'
cvssSource: cna
cwe:
  - CWE-284
vendor: Microsoft
product: Microsoft Purview eDiscovery
affected:
  - purview_ediscovery -
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-08-06T00:00:00+00:00'
published: '2026-08-06'
updated: '2026-09-24'
sourceUpdated: '2026-09-24T13:43:51.862Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-65668'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65668'
    label: Microsoft Purview eDiscovery Elevation of Privilege Vulnerability
tags:
  - cve.org
epss: 0.00515
epssPercentile: 0.42886
ingestedAt: '2026-09-08T18:07:34.903Z'
---

## Overview

Improper access control in Microsoft Purview eDiscovery allows an authorized attacker to elevate privileges over a network.

## Affected

- `purview_ediscovery -`

## Remediation

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