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HIGHCVE-2026-42897Published Modified CNA microsoft

CVE-2026-42897: Microsoft Exchange Server Spoofing Vulnerability

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.

Metrics

CVSS v3.1
8.1
Severity
HIGH
Fixed in
—
Affected Products
4
Affected packages
  • Microsoft / Microsoft Exchange Server 2016 Cumulative Update 23
    -
  • Microsoft / Microsoft Exchange Server 2019 Cumulative Update 14
    -
  • Microsoft / Microsoft Exchange Server 2019 Cumulative Update 15
    -
  • Microsoft / Microsoft Exchange Server Subscription Edition RTM
    -
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N/E:F/RL:O/RC:C
References