CVE-2023-36035

Microsoft Exchange Server Spoofing Vulnerability

CVE-2023-36035 is fixed in 3 products on 1 platform, first by KB5032147, released November 14, 2023. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.

Urgent

CVSS

8.0

Important

Exploitation

More likely

Vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.8659

99th percentile

Where it's fixed

Product	Fix	Released
Microsoft
Microsoft Exchange Server 2016 Cumulative Update 23	KB5032147	Nov 14, 2023
Microsoft Exchange Server 2019 Cumulative Update 12	KB5032146	Nov 14, 2023
Microsoft Exchange Server 2019 Cumulative Update 13	KB5032146	Nov 14, 2023

Details

Published
November 14, 2023
Weakness
Deserialization of Untrusted Data
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36035

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