CVE-2025-21354

8.4

HIGH CVSS 3.1

Microsoft Excel Remote Code Execution Vulnerability

Description

Microsoft Excel Remote Code Execution Vulnerability

INFO

Published Date :

Jan. 14, 2025, 6:16 p.m.

Last Modified :

Jan. 21, 2025, 7:36 p.m.

Remotely Exploit :

No

Source :

[email protected]

Affected Products

The following products are affected by CVE-2025-21354 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID	Vendor	Product
1	Microsoft	office
2	Microsoft	365_apps
3	Microsoft	office_online_server
4	Microsoft	office_long_term_servicing_channel
5	Microsoft	office_macos_2024
6	Microsoft	office_macos_2021
7	Microsoft	office_2024
8	Microsoft	office_2021
9	Microsoft	office_2019

: Total Affected Vendor : 1 | Products : 9

CVSS Scores

The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.

Score	Version	Severity	Vector	Exploitability Score	Impact Score	Source
	CVSS 3.1	HIGH				[email protected]
	CVSS 3.1	HIGH				[email protected]

Solution

The Microsoft Excel Remote Code Execution vulnerability can be remediated by updating Microsoft Office.

Ensure automatic updates are enabled for Microsoft Office or manually perform an update.
Update Microsoft Office for Mac to version 16.93 or later.

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-21354.

URL	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21354	Patch Vendor Advisory

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-21354 is associated with the following CWEs:

CWE-822: Untrusted Pointer Dereference

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-21354 weaknesses.

CAPEC-129: Pointer Manipulation Pointer Manipulation

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-21354 vulnerability anywhere in the article.

tripwire.com

Tripwire Patch Priority Index for January 2025

Tripwire's January 2025 Patch Priority Index (PPI) brings together important vulnerabilities for Microsoft.First on the list are patches for the Microsoft office platform, including Word, Access, Visi ...

Published Date: Feb 04, 2025 (6 months, 2 weeks ago)

CrowdStrike.com

January 2025 Patch Tuesday: 10 Critical Vulnerabilities and Eight Zero-Days Among 159 CVEs

Microsoft has released security updates for 159 vulnerabilities in its January 2025 Patch Tuesday rollout. Among these are 10 Critical vulnerabilities and eight zero-days affecting the Windows Hyper-V ...

Published Date: Jan 30, 2025 (6 months, 3 weeks ago)

CrowdStrike.com

January 2025 Patch Tuesday: 10 Critical Vulnerabilities and Eight Zero-Days Among 159 CVEs

Published Date: Jan 30, 2025 (6 months, 3 weeks ago)

CrowdStrike.com