PT-2025-15576 · Microsoft · Office

0X140Ce · Published 2025-04-08 · Updated 2025-04-15 · CVE-2025-29791

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 (affected versions not specified)

Description The issue is related to a 'type confusion' error in Microsoft Office, allowing an unauthorized attacker to execute code locally. This can enable remote attackers to execute arbitrary code and affect the system. The vulnerability is associated with errors in mixing data types in Microsoft Excel, part of the Microsoft Office and Microsoft 365 Apps for Enterprise packages.

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

RCE

Type Confusion

Weakness Enumeration

CWE-843

Related Identifiers

BDU:2025-04055

CVE-2025-29791

Affected Products

Office

References · 12

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29791 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-29791 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-29791 · Security Note
• https://safe-surf.ru/specialists/bulletins-nkcki/719783 · Security Note
• https://bdu.fstec.ru/vul/2025-04055 · Security Note
• https://osv.dev/vulnerability/CVE-2025-29791 · Vendor Advisory
• https://t.me/msrcreports/1991 · Telegram Post
• https://reddit.com/r/Action1/comments/1jvdfks/%F0%9D%90%82%F0%9D%90%AB%F0%9D%90%A2%F0%9D%90%AD%F0%9D%90%A2%F0%9D%90%9C%F0%9D%90%9A%F0%9D%90%A5_%F0%9D%90%80%F0%9D%90%A5%F0%9D%90%9E%F0%9D%90%AB%F0%9D%90%AD%F0%9D%90%AC_%F0%9D%90%9F%F0%9D%90%A8%F0%9D%90%AB_%F0%9D%90%82%F0%9D%90%88%F0%9D%90%92%F0%9D%90%8E%F0%9D%90%AC_%F0%9D%90%99%F0%9D%90%9E%F0%9D%90%AB%F0%9D%90%A8%F0%9D%90%83%F0%9D%90%9A%F0%9D%90%B2_%F0%9D%90%84%F0%9D%90%B1%F0%9D%90%A9%F0%9D%90%A5%F0%9D%90%A8%F0%9D%90%A2%F0%9D%90%AD%F0%9D%90%9E%F0%9D%90%9D_%F0%9D%90%8C%F0%9D%90%9A%F0%9D%90%A3%F0%9D%90%A8%F0%9D%90%AB · Reddit Post
• https://twitter.com/JensHilbig/status/1909880004676116960 · Twitter Post
• https://twitter.com/CVEnew/status/1909923442520117265 · Twitter Post
• https://t.me/cvetracker/21144 · Telegram Post
• https://reddit.com/r/AskWindowsQuery/comments/1juyfyw/microsoft_patch_tuesday_update_april_2025_121 · Reddit Post