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OpenAdvisories
Medium · 5.3 CVE-2025-25006 EUVD-2025-24363GHSA-xx53-48rw-mq6c

Microsoft Exchange Server Spoofing Vulnerability

Published Aug 12, 2025 · Updated Feb 13, 2026 · Assigned by microsoft

Description

Improper handling of additional special element in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.

Affected products

VendorProductAffectedFixed
Microsoft Microsoft Exchange Server 2016 Cumulative Update 23 15.01.0.0 – < 15.01.2507.058 15.01.2507.058
Microsoft Microsoft Exchange Server 2019 Cumulative Update 14 15.02.0.0 – < 15.02.1544.033 15.02.1544.033
Microsoft Microsoft Exchange Server 2019 Cumulative Update 15 15.02.0.0 – < 15.02.1748.036 15.02.1748.036
Microsoft Microsoft Exchange Server Subscription Edition RTM 15.02.0.0 – < 15.02.2562.020 15.02.2562.020

Advisories 3

References