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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 :

Oct. 2, 2025, 2:52 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_2008
2 Microsoft windows_server_2012
3 Microsoft windows_server_2016
4 Microsoft windows_server_2019
5 Microsoft windows_10_1607
6 Microsoft windows_10_1809
7 Microsoft windows_10_21h2
8 Microsoft windows_10_22h2
9 Microsoft windows_server_2022
10 Microsoft windows_11_22h2
11 Microsoft windows_10_1507
12 Microsoft windows_11_23h2
13 Microsoft windows_server_2022_23h2
14 Microsoft windows_server_23h2
15 Microsoft windows_server_2012_r2
16 Microsoft windows_server_2008_r2
17 Microsoft windows_server_2008_sp2
18 Microsoft windows_11_24h2
19 Microsoft windows_server_2025
: Total Affected Vendor : 1 | Products : 19
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.
Public PoC/Exploit Available at Github

CVE-2025-54918 has a 3 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

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 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-2025-54918 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).

Profile Photo
jheeree/msrc-api-analyzer

None

Python

Updated: 3 weeks, 2 days ago
1 stars 0 fork 0 watcher
Born at : Sept. 30, 2025, 9:30 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
mrk336/From-Foothold-to-Domain-Admin-Weaponizing-CVE-2025-54918-in-Real-World-DevOps

Simulated exploitation and mitigation of CVE-2025-54918 (Windows NTLM flaw). Includes detection scripts, Ansible patching, and CI/CD hardening. Demonstrates privilege escalation from low-level access to SYSTEM in hybrid cloud environments.

Updated: 1 month, 1 week ago
0 stars 0 fork 0 watcher
Born at : Sept. 17, 2025, 2:54 a.m. This repo has been linked 2 different CVEs too.
Profile Photo
nomi-sec/PoC-in-GitHub

📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.

security cve exploit poc vulnerability

Updated: 1 day, 19 hours ago
7340 stars 1209 fork 1209 watcher
Born at : Dec. 8, 2019, 1:03 p.m. This repo has been linked 842 different CVEs too.

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
October 2025 Patch Tuesday: Two Publicly Disclosed, Three Zero-Days, and Eight Critical Vulnerabilities Among 172 CVEs

Microsoft has addressed 172 vulnerabilities in its October 2025 security update release, marking the highest number of vulnerabilities patched in a single month this year. This month's patches address ... Read more

Published Date: Oct 24, 2025 (4 hours ago)
  • CrowdStrike.com
Falcon Defends Against Git Vulnerability CVE-2025-48384

CrowdStrike has identified active exploitation of Git vulnerability CVE-2025-48384. In the observed activity, threat actors combined sophisticated social engineering tactics with malicious Git reposit ... Read more

Published Date: Oct 24, 2025 (4 hours ago)
  • CrowdStrike.com
How Falcon Exposure Management’s ExPRT.AI Predicts What Attackers Will Exploit

Nearly 40,000 vulnerabilities were disclosed in 2024.1 Security teams are overwhelmed, especially those relying on outdated tools. ExPRT.AI, the native intelligence engine embedded in CrowdStrike Falc ... Read more

Published Date: Oct 24, 2025 (4 hours ago)
  • CrowdStrike.com
From Domain User to SYSTEM: Analyzing the NTLM LDAP Authentication Bypass Vulnerability (CVE-2025-54918)

In September 2025, a critical vulnerability (CVE-2025-54918) was discovered affecting domain controllers running LDAP or LDAPS services. This vulnerability allows attackers to elevate privileges from ... Read more

Published Date: Oct 24, 2025 (4 hours ago)
  • CrowdStrike.com
October 2025 Patch Tuesday: Two Publicly Disclosed, Three Zero-Days, and Eight Critical Vulnerabilities Among 172 CVEs

Microsoft has addressed 172 vulnerabilities in its October 2025 security update release, marking the highest number of vulnerabilities patched in a single month this year. This month's patches address ... Read more

Published Date: Oct 24, 2025 (6 hours ago)
  • CrowdStrike.com
Falcon Defends Against Git Vulnerability CVE-2025-48384

CrowdStrike has identified active exploitation of Git vulnerability CVE-2025-48384. In the observed activity, threat actors combined sophisticated social engineering tactics with malicious Git reposit ... Read more

Published Date: Oct 24, 2025 (6 hours ago)
  • CrowdStrike.com
How Falcon Exposure Management’s ExPRT.AI Predicts What Attackers Will Exploit

Nearly 40,000 vulnerabilities were disclosed in 2024.1 Security teams are overwhelmed, especially those relying on outdated tools. ExPRT.AI, the native intelligence engine embedded in CrowdStrike Falc ... Read more

Published Date: Oct 24, 2025 (6 hours ago)
  • CrowdStrike.com
From Domain User to SYSTEM: Analyzing the NTLM LDAP Authentication Bypass Vulnerability (CVE-2025-54918)

In September 2025, a critical vulnerability (CVE-2025-54918) was discovered affecting domain controllers running LDAP or LDAPS services. This vulnerability allows attackers to elevate privileges from ... Read more

Published Date: Oct 24, 2025 (6 hours ago)
  • CrowdStrike.com
October 2025 Patch Tuesday: Two Publicly Disclosed, Three Zero-Days, and Eight Critical Vulnerabilities Among 172 CVEs

Microsoft has addressed 172 vulnerabilities in its October 2025 security update release, marking the highest number of vulnerabilities patched in a single month this year. This month's patches address ... Read more

Published Date: Oct 24, 2025 (10 hours ago)
  • CrowdStrike.com
Falcon Defends Against Git Vulnerability CVE-2025-48384

CrowdStrike has identified active exploitation of Git vulnerability CVE-2025-48384. In the observed activity, threat actors combined sophisticated social engineering tactics with malicious Git reposit ... Read more

Published Date: Oct 24, 2025 (10 hours ago)
  • CrowdStrike.com
How Falcon Exposure Management’s ExPRT.AI Predicts What Attackers Will Exploit

Nearly 40,000 vulnerabilities were disclosed in 2024.1 Security teams are overwhelmed, especially those relying on outdated tools. ExPRT.AI, the native intelligence engine embedded in CrowdStrike Falc ... Read more

Published Date: Oct 24, 2025 (10 hours ago)
  • CrowdStrike.com
From Domain User to SYSTEM: Analyzing the NTLM LDAP Authentication Bypass Vulnerability (CVE-2025-54918)

In September 2025, a critical vulnerability (CVE-2025-54918) was discovered affecting domain controllers running LDAP or LDAPS services. This vulnerability allows attackers to elevate privileges from ... Read more

Published Date: Oct 24, 2025 (10 hours ago)
  • CrowdStrike.com
October 2025 Patch Tuesday: Two Publicly Disclosed, Three Zero-Days, and Eight Critical Vulnerabilities Among 172 CVEs

Microsoft has addressed 172 vulnerabilities in its October 2025 security update release, marking the highest number of vulnerabilities patched in a single month this year. This month's patches address ... Read more

Published Date: Oct 24, 2025 (12 hours ago)
  • CrowdStrike.com
Falcon Defends Against Git Vulnerability CVE-2025-48384

CrowdStrike has identified active exploitation of Git vulnerability CVE-2025-48384. In the observed activity, threat actors combined sophisticated social engineering tactics with malicious Git reposit ... Read more

Published Date: Oct 24, 2025 (12 hours ago)
  • CrowdStrike.com
How Falcon Exposure Management’s ExPRT.AI Predicts What Attackers Will Exploit

Nearly 40,000 vulnerabilities were disclosed in 2024.1 Security teams are overwhelmed, especially those relying on outdated tools. ExPRT.AI, the native intelligence engine embedded in CrowdStrike Falc ... Read more

Published Date: Oct 24, 2025 (12 hours ago)
  • CrowdStrike.com
From Domain User to SYSTEM: Analyzing the NTLM LDAP Authentication Bypass Vulnerability (CVE-2025-54918)

In September 2025, a critical vulnerability (CVE-2025-54918) was discovered affecting domain controllers running LDAP or LDAPS services. This vulnerability allows attackers to elevate privileges from ... Read more

Published Date: Oct 24, 2025 (12 hours ago)
  • CrowdStrike.com
October 2025 Patch Tuesday: Two Publicly Disclosed, Three Zero-Days, and Eight Critical Vulnerabilities Among 172 CVEs

Microsoft has addressed 172 vulnerabilities in its October 2025 security update release, marking the highest number of vulnerabilities patched in a single month this year. This month's patches address ... Read more

Published Date: Oct 23, 2025 (14 hours ago)
  • CrowdStrike.com
Falcon Defends Against Git Vulnerability CVE-2025-48384

CrowdStrike has identified active exploitation of Git vulnerability CVE-2025-48384. In the observed activity, threat actors combined sophisticated social engineering tactics with malicious Git reposit ... Read more

Published Date: Oct 23, 2025 (14 hours ago)
  • CrowdStrike.com
How Falcon Exposure Management’s ExPRT.AI Predicts What Attackers Will Exploit

Nearly 40,000 vulnerabilities were disclosed in 2024.1 Security teams are overwhelmed, especially those relying on outdated tools. ExPRT.AI, the native intelligence engine embedded in CrowdStrike Falc ... Read more

Published Date: Oct 23, 2025 (14 hours ago)
  • CrowdStrike.com
From Domain User to SYSTEM: Analyzing the NTLM LDAP Authentication Bypass Vulnerability (CVE-2025-54918)

In September 2025, a critical vulnerability (CVE-2025-54918) was discovered affecting Domain Controllers running LDAP or LDAPS services. This vulnerability allows attackers to elevate privileges from ... Read more

Published Date: Oct 23, 2025 (14 hours 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.

  • Initial Analysis by [email protected]

    Oct. 02, 2025

    Action Type Old Value New Value
    Added CPE Configuration OR *cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:* *cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:* *cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:* *cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:* versions up to (excluding) 10.0.14393.8422 *cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:* versions up to (excluding) 10.0.14393.8422 *cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* versions up to (excluding) 10.0.17763.7792 *cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.19044.6332 *cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.19045.6332 *cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.22621.5909 *cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.22631.5909 *cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.26100.6508 *cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.14393.8422 *cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.17763.7792 *cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.20348.4106 *cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.25398.1849 *cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.26100.6508 *cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:* versions up to (excluding) 10.0.10240.21128 *cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:* versions up to (excluding) 10.0.10240.21128 *cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* versions up to (excluding) 10.0.17763.7792
    Added Reference Type Microsoft Corporation: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54918 Types: Vendor Advisory
  • 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