CVE-2025-64677

HIGH

Office Out-of-Box Experience - Cross-Site Scripting

Title source: llm
STIX 2.1

Description

Improper neutralization of input during web page generation ('cross-site scripting') in Office Out-of-Box Experience allows an unauthorized attacker to perform spoofing over a network.

References (1)

Core 1
Core References

Scores

CVSS v3 8.2
EPSS 0.0003
EPSS Percentile 9.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (2)
Microsoft/Office Out-of-Box Experience -
microsoft/office_out-of-box_experience
Published Dec 18, 2025
Tracked Since Feb 18, 2026