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OpenAdvisories
Medium · 6.1 CVE-2026-45500 EUVD-2026-35676GHSA-qcvw-gcv7-757q

Microsoft Exchange Server Spoofing Vulnerability

Published Jun 9, 2026 · Updated Nov 10, 2026 · Assigned by microsoft

Description

Improper neutralization of input during web page generation ('cross-site scripting') 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 – < 15.01.2507.071 15.01.2507.071
Microsoft Microsoft Exchange Server 2019 Cumulative Update 14 15.02.0.0 – < 15.02.1544.043 15.02.1544.043
Microsoft Microsoft Exchange Server 2019 Cumulative Update 15 15.02.0.0 – < 15.02.1748.048 15.02.1748.048
Microsoft Microsoft Exchange Server Subscription Edition RTM 15.02.0.0 – < 15.02.2562.045 15.02.2562.045

Advisories 4

References