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8.8
HIGH CVSS 3.1
CVE-2025-54918
Windows NTLM Elevation of Privilege Vulnerability
Description

Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a network.

INFO

Published Date :

Sept. 9, 2025, 5:16 p.m.

Last Modified :

Sept. 9, 2025, 5:16 p.m.

Remotely Exploit :

No

Source :

[email protected]
Affected Products

The following products are affected by CVE-2025-54918 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 windows_server_2012
2 Microsoft windows_server_2016
3 Microsoft windows_server_2019
4 Microsoft windows_10_1607
5 Microsoft windows_10_1809
6 Microsoft windows_10_21h2
7 Microsoft windows_10_22h2
8 Microsoft windows_server_2022
9 Microsoft windows_11_22h2
10 Microsoft windows_10_1507
11 Microsoft windows_11_23h2
12 Microsoft windows_server_23h2
13 Microsoft windows_server_2012_r2
14 Microsoft windows_server_2008_r2
15 Microsoft windows_server_2008_sp2
16 Microsoft windows_11_24h2
17 Microsoft windows_server_2025
: Total Affected Vendor : 1 | Products : 17
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]
Solution
Patch vulnerable Windows systems to address NTLM authentication flaws.
  • Apply the latest Windows security updates.
  • Install relevant hotfixes or cumulative updates.
  • Ensure systems are patched to prevent privilege escalation.
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-2025-54918.

URL Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54918
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-54918 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-2025-54918 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-2025-54918 vulnerability anywhere in the article.

  • CrowdStrike.com
September 2025 Patch Tuesday: Two Publicly Disclosed Zero-Days and Eight Critical Vulnerabilities Among 84 CVEs

Microsoft has addressed 84 vulnerabilities in its September 2025 security update release. This month's patches address two publicly disclosed zero-day vulnerabilities and eight Critical vulnerabilitie ... Read more

Published Date: Sep 10, 2025 (55 minutes ago)
  • Help Net Security
Microsoft, Adobe, SAP deliver critical fixes for September 2025 Patch Tuesday

On September 2025 Patch Tuesday, Microsoft has released patches for 80+ vulnerabilities in its various software products, but the good news is that none of them are actively exploited. Among the criti ... Read more

Published Date: Sep 10, 2025 (1 hour ago)
  • CrowdStrike.com
September 2025 Patch Tuesday: Two Publicly Disclosed Zero-Days and Eight Critical Vulnerabilities Among 84 CVEs

Microsoft has addressed 84 vulnerabilities in its September 2025 security update release. This month's patches address two publicly disclosed zero-day vulnerabilities and eight Critical vulnerabilitie ... Read more

Published Date: Sep 10, 2025 (2 hours, 55 minutes ago)
  • CrowdStrike.com
September 2025 Patch Tuesday: Two Publicly Disclosed Zero-Days and Eight Critical Vulnerabilities Among 84 CVEs

Microsoft has addressed 84 vulnerabilities in its September 2025 security update release. This month's patches address two publicly disclosed zero-day vulnerabilities and eight Critical vulnerabilitie ... Read more

Published Date: Sep 10, 2025 (4 hours, 55 minutes ago)
  • CrowdStrike.com
September 2025 Patch Tuesday: Two Publicly Disclosed Zero-Days and Eight Critical Vulnerabilities Among 84 CVEs

Microsoft has addressed 84 vulnerabilities in its September 2025 security update release. This month's patches address two publicly disclosed zero-day vulnerabilities and eight Critical vulnerabilitie ... Read more

Published Date: Sep 10, 2025 (9 hours, 55 minutes ago)
  • TheCyberThrone
Microsoft Patch Tuesday – September 2025

September 10, 2025Microsoft’s September 2025 Patch Tuesday is one of the year’s largest update releases, remediating 81 security vulnerabilities in Windows, Office, Azure, SQL Server, and more—includi ... Read more

Published Date: Sep 10, 2025 (10 hours, 47 minutes ago)
  • krebsonsecurity.com
Microsoft Patch Tuesday, September 2025 Edition

Microsoft Corp. today issued security updates to fix more than 80 vulnerabilities in its Windows operating systems and software. There are no known “zero-day” or actively exploited vulnerabilities in ... Read more

Published Date: Sep 09, 2025 (14 hours, 31 minutes ago)
  • The Cyber Express
Microsoft Patch Tuesday September 2025 Fixes Risky Kernel Flaws

Three high-risk Windows kernel flaws were among the fixes included in Microsoft’s September 2025 Patch Tuesday updates released today. In all, the Patch Tuesday September 2025 updates included fixes f ... Read more

Published Date: Sep 09, 2025 (15 hours, 33 minutes ago)
  • Zero Day Initiative
The September 2025 Security Update Review

There’s a crispness in the air – at least here in North America – and with it comes the latest security patches from Adobe and Microsoft. Take a break from your scheduled activities and join us as we ... Read more

Published Date: Sep 09, 2025 (16 hours, 46 minutes ago)
  • BleepingComputer
Microsoft September 2025 Patch Tuesday fixes 81 flaws, two zero-days

Today is Microsoft's September 2025 Patch Tuesday, which includes security updates for 81 flaws, including two publicly disclosed zero-day vulnerabilities. This Patch Tuesday also fixes nine "Critical ... Read more

Published Date: Sep 09, 2025 (18 hours, 9 minutes ago)
  • CybersecurityNews
Microsoft September 2025 Patch Tuesday – 81 Vulnerabilities Fixed Including 22 RCE

Microsoft has released its September 2025 Patch Tuesday updates, addressing a total of 81 security vulnerabilities across its product suite. The security patches cover a wide range of software, includ ... Read more

Published Date: Sep 09, 2025 (18 hours, 41 minutes 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-2025-54918 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]

    Sep. 09, 2025

    Action Type Old Value New Value
    Added Description Improper authentication in Windows NTLM allows an authorized attacker to elevate privileges over a network.
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-287
    Added Reference https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54918
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: 8.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact