PT-2025-50187 · Microsoft · Office Excel

Published 2025-12-09 · Updated 2026-02-15 · CVE-2025-62563

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 A use after free condition exists in Microsoft Office Excel. This allows a local attacker to execute code. The issue enables remote attackers to execute arbitrary code and compromise the system.

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

RCE

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2025-15494

CVE-2025-62563

Affected Products

Office Excel

References · 7

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62563 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-62563 · Security Note
• https://osv.dev/vulnerability/CVE-2025-62563 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/727072 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-62563 · Security Note
• https://bdu.fstec.ru/vul/2025-15494 · Security Note
• https://twitter.com/CVEnew/status/1998781369699230137 · Twitter Post