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EPSS 0.4%top 65%

CVE-2026-65668: CWE-284: Improper Access Control in Microsoft Microsoft Purview eDiscovery

0
High
Published: 08/06/2026 (08/06/2026, 22:37:36 UTC)
Source: GCVE Database
Vendor/Project: Microsoft
Product: Microsoft Purview eDiscovery

Description

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

CVSS v3.1

Score 8.8high

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
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

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/07/2026, 07:56:05 UTC

Technical Analysis

This vulnerability in Microsoft Purview eDiscovery is caused by improper access control, enabling an authorized attacker to elevate their privileges remotely over a network. The CVSS 3.1 score of 8.8 reflects the ease of exploitation (low attack complexity, no user interaction) and the high impact on confidentiality, integrity, and availability. No specific affected versions or patch information are provided. There is no indication of known exploits in the wild at this time.

Potential Impact

An authorized attacker can exploit this vulnerability to gain elevated privileges, potentially leading to full compromise of the affected system's confidentiality, integrity, and availability. This could allow unauthorized access to sensitive data and disruption of services within Microsoft Purview eDiscovery environments.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to Microsoft Purview eDiscovery to trusted users and networks only. Monitor for any updates from Microsoft regarding patches or mitigations.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
GHSA-v9wr-f2rq-j29p
Osv Schema Version
1.4.0
Aliases
["CVE-2026-65668"]
Ecosystems
[]
Database Specific Severity
HIGH
Cvss Version
3.1
Remediation Level
official-fix

Threat ID: 6a757399bf8831d539d91a37

Added to database: 08/07/2026, 05:56:41 UTC

Last enriched: 08/07/2026, 07:56:05 UTC

Last updated: 08/08/2026, 03:40:59 UTC

Views: 2

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