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.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
patch
Microsoft Exchange Server Spoofing Vulnerability
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55008
Scores
CVSS v3
9.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
Details
CWE
CWE-79
Status
published
Products (4)
Microsoft/Microsoft Exchange Server 2016 Cumulative Update 23
15.01.0.0 - 15.01.2507.071
Microsoft/Microsoft Exchange Server 2019 Cumulative Update 14
15.02.0.0 - 15.02.1544.043
Microsoft/Microsoft Exchange Server 2019 Cumulative Update 15
15.02.0.0 - 15.02.1748.048
Microsoft/Microsoft Exchange Server Subscription Edition RTM
15.02.0.0 - 15.02.2562.045
Published
Jul 14, 2026
Tracked Since
Jul 14, 2026