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Improper control of generation of code ('code injection') in Microsoft Exchange Server allows an unauthorized attacker to execute code over a network.
Metrics
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CVE Modified by Microsoft Corporation7/28/2026 7:16:59 PM
Action
Type
Old Value
New Value
Changed
Affected
[{"vendor":"Microsoft","product":"Microsoft Exchange Server 2016 Cumulative Update 23","platforms":["x64-based Systems"],"versions":[{"version":"15.01.0.0","lessThan":"15.01.2507.069","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Exchange Server 2019 Cumulative Update 14","platforms":["x64-based Systems"],"versions":[{"version":"15.02.0.0","lessThan":"15.02.1544.041","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Exchange Server 2019 Cumulative Update 15","platforms":["x64-based Systems"],"versions":[{"version":"15.02.0.0","lessThan":"15.02.1748.046","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Exchange Server Subscription Edition RTM","platforms":["x64-based Systems"],"versions":[{"version":"15.02.0.0","lessThan":"15.02.2562.043","versionType":"custom","status":"affected"}]}]
[{"vendor":"Microsoft","product":"Microsoft Exchange Server 2016 Cumulative Update 23","platforms":["x64-based Systems"],"versions":[{"version":"15.01.0.0","lessThan":"15.01.2507.071","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Exchange Server 2019 Cumulative Update 14","platforms":["x64-based Systems"],"versions":[{"version":"15.02.0.0","lessThan":"15.02.1544.043","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Exchange Server 2019 Cumulative Update 15","platforms":["x64-based Systems"],"versions":[{"version":"15.02.0.0","lessThan":"15.02.1748.048","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Exchange Server Subscription Edition RTM","platforms":["x64-based Systems"],"versions":[{"version":"15.02.0.0","lessThan":"15.02.2562.045","versionType":"custom","status":"affected"}]}]
CVE Translated by NIST7/23/2026 4:10:00 AM
Action
Type
Old Value
New Value
Added
Translation
Title: varias versiones de Microsoft Exchange Server, Description: Control inadecuado de la generación de código ('inyección de código') en Microsoft Exchange Server permite a un atacante no autorizado ejecutar código a través de una red.
Initial Analysis by NIST6/17/2026 3:18:31 PM
Action
Type
Old Value
New Value
Added
CVSS V3.1
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Added
CPE Configuration
OR
*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_subscription_edition:*:*:*:*:*:*:*:* versions up to (excluding) 15.02.2562.043
Added
Reference Type
Microsoft Corporation: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45583 Types: Vendor Advisory
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