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CVE-2026-69378

nvd nist
Published: Sep 8, 2026Modified: Sep 29, 2026

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: secure@microsoft.com (Secondary)

Description

Uncontrolled recursion in Microsoft Exchange Server allows an unauthorized attacker to deny service over a network.

Affected (4)

Microsoft
2 products
Exchange Server
Exchange Server Subscription Edition
Configuration A
4 vulnerable
Vulnerable SoftwareAffected Versions
Microsoft
Exchange Server
Version 2016 cumulative_update_23
Exchange Server
Version 2019 cumulative_update_14
Exchange Server
Version 2019 cumulative_update_15
Exchange Server Subscription Edition
version < 15.02.2562.049

Related CWEs

CWE-674
Uncontrolled Recursion
The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.

References (1)

Source: secure@microsoft.com
PatchVendor Advisory

Timeline

No history available yet.