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8.4
HIGH CVSS 3.1
CVE-2025-62557
Microsoft Office Remote Code Execution Vulnerability
Description

Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.

INFO

Published Date :

Dec. 9, 2025, 6:16 p.m.

Last Modified :

Dec. 10, 2025, 3:41 p.m.

Remotely Exploit :

No

Source :

[email protected]
Affected Products

The following products are affected by CVE-2025-62557 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 office
2 Microsoft 365_apps
3 Microsoft office_long_term_servicing_channel
4 Microsoft office_macos_2024
5 Microsoft office_macos_2021
6 Microsoft office_2016
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 f38d906d-7342-40ea-92c1-6c4a2c6478c8
CVSS 3.1 HIGH [email protected]
CVSS 3.1 HIGH [email protected]
Solution
Update Microsoft Office applications to fix a use-after-free vulnerability.
  • Apply Microsoft Office security updates.
  • Install updates KB5002812, KB5002818, and KB5002819.
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-2025-62557.

URL Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62557 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-2025-62557 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-2025-62557 weaknesses.

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-2025-62557 vulnerability anywhere in the article.

  • The Cyber Express
Microsoft Patch Tuesday December 2025: One Zero-Day, Six High-Risk Flaws Fixed

Microsoft patched 57 vulnerabilities in its Patch Tuesday December 2025 update, including one exploited zero-day and six high-risk vulnerabilities. The exploited zero-day is CVE-2025-62221, a 7.8-rate ... Read more

Published Date: Dec 10, 2025 (1 week ago)
  • security.nl
Microsoft Outlook-lek laat aanvaller code uitvoeren bij reply op malafide e-mail

Een kwetsbaarheid in Microsoft Outlook maakt het mogelijk voor aanvallers om op afstand code op de systemen van slachtoffers uit te voeren als die een malafide e-mail beantwoorden. Daarnaast kunnen tw ... Read more

Published Date: Dec 10, 2025 (1 week ago)
  • CrowdStrike.com
December 2025 Patch Tuesday: One Critical Zero-Day, Two Publicly Disclosed Vulnerabilities Among 57 CVEs

Microsoft has addressed 57 vulnerabilities in its December 2025 security update release. This month's updates address one actively exploited Important zero-day, two publicly disclosed Important zero-d ... Read more

Published Date: Dec 10, 2025 (1 week, 1 day ago)
  • Daily CyberSecurity
Microsoft Patches Three Zero-Days Including Active Cloud Files UAF to SYSTEM and Copilot RCE

Microsoft has closed out the year with a substantial security update, addressing 72 vulnerabilities across its ecosystem in the December 2025 Patch Tuesday release. The update fixes three critical fla ... Read more

Published Date: Dec 10, 2025 (1 week, 1 day ago)
  • krebsonsecurity.com
Microsoft Patch Tuesday, December 2025 Edition

Microsoft today pushed updates to fix at least 56 security flaws in its Windows operating systems and supported software. This final Patch Tuesday of 2025 tackles one zero-day bug that is already bein ... Read more

Published Date: Dec 09, 2025 (1 week, 1 day ago)
  • BleepingComputer
Microsoft December 2025 Patch Tuesday fixes 3 zero-days, 57 flaws

Today is Microsoft's December 2025 Patch Tuesday, which fixes 57 flaws, including one actively exploited and two publicly disclosed zero-day vulnerabilities. This Patch Tuesday also addresses three "C ... Read more

Published Date: Dec 09, 2025 (1 week, 1 day ago)
  • Zero Day Initiative
The December 2025 Security Update Review

It’s the final patch Tuesday of 2025, but that doesn’t make it any less exciting. Put aside your holiday planning for just a moment as we review the latest security offering from Adobe and Microsoft. ... Read more

Published Date: Dec 09, 2025 (1 week, 1 day ago)
  • CybersecurityNews
Microsoft December 2025 Patch Tuesday – 56 Vulnerabilities Fixed Including 3 Zero-days

CVE-2025-62554Microsoft Office Remote Code Execution VulnerabilityCriticalRemote Code ExecutionAccess of resource using incompatible type (‘type confusion’) in Microsoft Office allows an unauthorized ... Read more

Published Date: Dec 09, 2025 (1 week, 1 day ago)

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2025-62557 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.

  • Initial Analysis by [email protected]

    Dec. 10, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CPE Configuration OR *cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x64:* *cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x64:* *cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x86:* *cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x86:* *cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:macos:*:* *cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:x86:* *cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:x64:* *cpe:2.3:a:microsoft:office:-:*:*:*:*:android:*:* *cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:*:*:*:*:macos:*:* *cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:-:x64:* *cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:-:x86:* *cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:*:*:*:*:-:x64:* *cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:*:*:*:*:-:x86:*
    Added Reference Type Microsoft Corporation: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62557 Types: Vendor Advisory
  • New CVE Received by [email protected]

    Dec. 09, 2025

    Action Type Old Value New Value
    Added Description Use after free in Microsoft Office 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-416
    Added Reference https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62557
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.
Vulnerability Scoring Details
Base CVSS Score: 8.4
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact