Description
Missing authorization in Microsoft Exchange Server allows an authorized attacker to bypass a security feature over a network.
Published: 2026-08-11
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 13 Aug 2026 03:00:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft microsoft Exchange Server 2016 Cumulative Update 23
Microsoft microsoft Exchange Server 2019 Cumulative Update 14
Microsoft microsoft Exchange Server 2019 Cumulative Update 15
Microsoft microsoft Exchange Server Subscription Edition Rtm
Vendors & Products Microsoft microsoft Exchange Server 2016 Cumulative Update 23
Microsoft microsoft Exchange Server 2019 Cumulative Update 14
Microsoft microsoft Exchange Server 2019 Cumulative Update 15
Microsoft microsoft Exchange Server Subscription Edition Rtm

Tue, 11 Aug 2026 21:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 11 Aug 2026 17:15:00 +0000

Type Values Removed Values Added
Description Missing authorization in Microsoft Exchange Server allows an authorized attacker to bypass a security feature over a network.
Title Microsoft Exchange Server Security Feature Bypass Vulnerability
First Time appeared Microsoft
Microsoft exchange Server 2016
Microsoft exchange Server 2019
Microsoft exchange Server Se
Weaknesses CWE-862
CPEs cpe:2.3:a:microsoft:exchange_server_2016:*:cumulative_update_23:*:*:*:*:*:*
cpe:2.3:a:microsoft:exchange_server_2019:*:cumulative_update_14:*:*:*:*:*:*
cpe:2.3:a:microsoft:exchange_server_2019:*:cumulative_update_15:*:*:*:*:*:*
cpe:2.3:a:microsoft:exchange_server_se:*:RTM:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft exchange Server 2016
Microsoft exchange Server 2019
Microsoft exchange Server Se
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C'}


Subscriptions

Microsoft Exchange Server 2016 Exchange Server 2019 Exchange Server Se Microsoft Exchange Server 2016 Cumulative Update 23 Microsoft Exchange Server 2019 Cumulative Update 14 Microsoft Exchange Server 2019 Cumulative Update 15 Microsoft Exchange Server Subscription Edition Rtm
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-08-12T17:55:12.620Z

Reserved: 2026-07-14T21:25:21.036Z

Link: CVE-2026-62915

cve-icon Vulnrichment

Updated: 2026-08-11T20:38:21.919Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-08-11T17:18:45.570

Modified: 2026-08-11T21:17:43.740

Link: CVE-2026-62915

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-13T02:45:03Z

Weaknesses