Description
Authentication bypass by capture-replay in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
Published: 2026-08-11
Score: 8 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

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

Type Values Removed Values Added
Description Authentication bypass by capture-replay in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
Title Microsoft Exchange Server Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft exchange Server 2016
Microsoft exchange Server 2019
Microsoft exchange Server Se
Weaknesses CWE-294
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': 8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}


Subscriptions

Microsoft Exchange Server 2016 Exchange Server 2019 Exchange Server Se
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-08-12T03:56:16.958Z

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

Link: CVE-2026-62911

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-08-11T17:18:45.073

Modified: 2026-08-12T05:19:02.780

Link: CVE-2026-62911

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-12T07:00:11Z

Weaknesses