PT-2025-52359 · Microsoft · Office Out-Of-Box Experience

Jhilakshi · Published 2025-12-18 · Updated 2025-12-19 · CVE-2025-64677

Positive Technologies (AI Summary)

CVSS v3.1

8.2

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N

Name of the Vulnerable Software and Affected Versions Office Out-of-Box Experience (affected versions not specified)

Description An issue exists in Office Out-of-Box Experience related to improper neutralization of input during web page generation, leading to a cross-site scripting condition. This allows an unauthorized attacker to perform spoofing over a network.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-64677

Affected Products

Office Out-Of-Box Experience

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2025-64677 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-64677 · Vendor Advisory
• https://twitter.com/VulmonFeeds/status/2001943776550441122 · Twitter Post
• https://twitter.com/RedPacketSec/status/2001816623045398966 · Twitter Post
• https://twitter.com/TheHackerWire/status/2001790486919746000 · Twitter Post
• https://t.me/CVEtracker/40201 · Telegram Post
• https://twitter.com/CVEnew/status/2002104266253537474 · Twitter Post
• https://t.me/msrcreports/2684 · Telegram Post