PT-2025-32847 · Microsoft · Office Excel

Jmini + 1 · Published 2025-08-12 · Updated 2025-10-16 · CVE-2025-53759

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Microsoft Office Excel (affected versions not specified)

Description: The software contains a use of uninitialized resource issue. This allows an unauthorized attacker to execute code locally.

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

RCE

Use of Uninitialized Resource

Weakness Enumeration

CWE-908

Related Identifiers

BDU:2025-10163

CVE-2025-53759

Affected Products

Office Excel

References · 7

• https://osv.dev/vulnerability/CVE-2025-53759 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53759 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-53759 · Security Note
• https://bdu.fstec.ru/vul/2025-10163 · Security Note
• https://t.me/msrcreports/2202 · Telegram Post
• https://t.me/CVEtracker/29799 · Telegram Post
• https://twitter.com/CVEnew/status/1955326803477930413 · Twitter Post