8.4
HIGH
CVE-2025-53733
Microsoft Office Word Integer Overflow Remote Code Execution Vulnerability
Description

Incorrect conversion between numeric types in Microsoft Office Word allows an unauthorized attacker to execute code locally.

INFO

Published Date :

Aug. 12, 2025, 6:15 p.m.

Last Modified :

Aug. 13, 2025, 5:33 p.m.

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

2.5
Affected Products

The following products are affected by CVE-2025-53733 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 Action
1 Microsoft 365_apps
2 Microsoft office_macos_2024
3 Microsoft office_macos_2021
4 Microsoft sharepoint_server_2016
5 Microsoft word_2016
6 Microsoft sharepoint_server_2019
7 Microsoft office_2024
8 Microsoft office_2021
9 Microsoft office_2019
: Total Affected Vendor : 1 | Products : 9
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-2025-53733.

URL Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53733

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-2025-53733 vulnerability anywhere in the article.

  • CrowdStrike.com
August 2025 Patch Tuesday: One Publicly Disclosed Zero-Day and 13 Critical Vulnerabilities Among 107 CVEs

Microsoft has addressed 107 vulnerabilities in its August 2025 security update release. This month's patches include fixes for one publicly disclosed zero-day vulnerability and 13 Critical vulnerabili ... Read more

Published Date: Aug 13, 2025 (1 hour, 53 minutes ago)
CVE-2025-53793 CVE-2025-53784 CVE-2025-53781 CVE-2025-53779 CVE-2025-53778 CVE-2025-53766 CVE-2025-53740 CVE-2025-53733 CVE-2025-53731 CVE-2025-50177 ...+4 more CVE
  • CrowdStrike.com
August 2025 Patch Tuesday: One Publicly Disclosed Zero-Day and 13 Critical Vulnerabilities Among 107 CVEs

Microsoft has addressed 107 vulnerabilities in its August 2025 security update release. This month's patches include fixes for one publicly disclosed zero-day vulnerability and 13 Critical vulnerabili ... Read more

Published Date: Aug 13, 2025 (9 hours, 53 minutes ago)
CVE-2025-53793 CVE-2025-53784 CVE-2025-53781 CVE-2025-53779 CVE-2025-53778 CVE-2025-53766 CVE-2025-53740 CVE-2025-53733 CVE-2025-53731 CVE-2025-50177 ...+4 more CVE
  • CrowdStrike.com
August 2025 Patch Tuesday: One Publicly Disclosed Zero-Day and 13 Critical Vulnerabilities Among 107 CVEs

Microsoft has addressed 107 vulnerabilities in its August 2025 security update release. This month's patches include fixes for one publicly disclosed zero-day vulnerability and 13 Critical vulnerabili ... Read more

Published Date: Aug 13, 2025 (11 hours, 53 minutes ago)
CVE-2025-53793 CVE-2025-53784 CVE-2025-53781 CVE-2025-53779 CVE-2025-53778 CVE-2025-53766 CVE-2025-53740 CVE-2025-53733 CVE-2025-53731 CVE-2025-50177 ...+4 more CVE
  • Daily CyberSecurity
Microsoft’s August Patch Tuesday: Zero-Day Kerberos Flaw Threatens Domain Admins

Microsoft’s August 2025 Patch Tuesday brings security updates for 119 vulnerabilities, including 13 rated Critical and 91 Important. The release addresses flaws across key Windows components, Microsof ... Read more

Published Date: Aug 13, 2025 (18 hours, 38 minutes ago)
CVE-2025-49457 CVE-2025-53793 CVE-2025-53784 CVE-2025-53781 CVE-2025-53779 CVE-2025-53778 CVE-2025-53766 CVE-2025-53740 CVE-2025-53733 CVE-2025-53731 ...+6 more CVE
  • The Register
Microsoft's Patch Tuesday baker's dozen: 12 critical bugs plus a SharePoint RCE

Microsoft’s August Patch Tuesday flaw-fixing festival addresses 111 problems in its products, a dozen of which are deemed critical, and one moderate-severity flaw that is listed as being publicly know ... Read more

Published Date: Aug 12, 2025 (20 hours, 57 minutes ago)
CVE-2025-53793 CVE-2025-53784 CVE-2025-53781 CVE-2025-53779 CVE-2025-53778 CVE-2025-53766 CVE-2025-53740 CVE-2025-53733 CVE-2025-53731 CVE-2025-50177 ...+9 more CVE
  • Hackread - Latest Cybersecurity, Hacking News, Tech, AI & Crypto
Patch Tuesday: Microsoft Fixes 107 Vulnerabilities, Including 13 RCE Flaws

Microsoft’s August Patch Tuesday fixes 107 vulnerabilities, including 13 critical RCE flaws, impacting Windows, Office, Azure, and more, urging fast updates. Microsoft delivered patches for 107 vulner ... Read more

Published Date: Aug 12, 2025 (21 hours, 37 minutes ago)
CVE-2025-53793 CVE-2025-53784 CVE-2025-53781 CVE-2025-53779 CVE-2025-53778 CVE-2025-53766 CVE-2025-53761 CVE-2025-53760 CVE-2025-53759 CVE-2025-53741 ...+23 more CVE
  • krebsonsecurity.com
Microsoft Patch Tuesday, August 2025 Edition

Microsoft today released updates to fix more than 100 security flaws in its Windows operating systems and other software. At least 13 of the bugs received Microsoft’s most-dire “critical” rating, mean ... Read more

Published Date: Aug 12, 2025 (22 hours, 17 minutes ago)
CVE-2025-53779 CVE-2025-53778 CVE-2025-53766 CVE-2025-53733 CVE-2025-50165 CVE-2025-53786
  • BleepingComputer
Microsoft August 2025 Patch Tuesday fixes one zero-day, 107 flaws

Today is Microsoft's August 2025 Patch Tuesday, which includes security updates for 107 flaws, including one publicly disclosed zero-day vulnerability in Windows Kerberos.This Patch Tuesday also fixes ... Read more

Published Date: Aug 12, 2025 (1 day, 2 hours ago)
CVE-2025-53793 CVE-2025-53789 CVE-2025-53788 CVE-2025-53784 CVE-2025-53783 CVE-2025-53781 CVE-2025-53779 CVE-2025-53778 CVE-2025-53773 CVE-2025-53772 ...+97 more CVE
  • CybersecurityNews
Microsoft Patch Tuesday August 2025 Released – 107 Vulnerabilities Fixed Including 36 RCE

Microsoft released its August Patch Tuesday security updates, addressing a total of 107 vulnerabilities across its product ecosystem. The update includes fixes for 90 vulnerabilities, classified as fo ... Read more

Published Date: Aug 12, 2025 (1 day, 2 hours ago)
CVE-2025-53793 CVE-2025-53789 CVE-2025-53788 CVE-2025-53784 CVE-2025-53783 CVE-2025-53781 CVE-2025-53779 CVE-2025-53778 CVE-2025-53773 CVE-2025-53772 ...+97 more CVE

The following table lists the changes that have been made to the CVE-2025-53733 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Aug. 12, 2025

    Action Type Old Value New Value
    Added Description Incorrect conversion between numeric types in Microsoft Office Word allows an unauthorized attacker to execute code locally.
    Added CVSS V3.1 AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-681
    Added Reference https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53733
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-53733 is associated with the following CWEs:

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-2025-53733 weaknesses.

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: