CVE-2025-54911

Description

Use after free in Windows BitLocker allows an authorized attacker to elevate privileges locally.

Overview

State: PUBLISHED
Assigner (CNA): microsoft
CVSS severity: HIGH
CVSS score: 7.3 / 10
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Effective score: 7.3 / 10 HIGH source: CNA overview
MSRC score: 7.3 / 10 HIGH MS rating: Important · Elevation of Privilege
CWE(s): CWE-416
Reserved: 2025-07-31
Published: 2025-09-09 00:00 UTC
Last updated: 2025-09-09 00:00 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2025/54xxx/CVE-2025-54911.json
Linked Threat: CVE-2025-54911 — Windows BitLocker Elevation of Privilege Vulnerability

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2025-09-09 17:16:03 UTC
NVD last modified: 2026-06-17 09:40:55 UTC
NVD CVSS v3.1: 7.3 / 10 HIGH source: secure@microsoft.com
NVD CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Exploitability subscore: 1.3 / 10
Impact subscore: 5.9 / 10
EPSS score: 0.0062 (probability of exploitation in next 30 days)
EPSS percentile: 46.27% vs all CVEs — higher = more likely to be exploited, as of 2026-08-06

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2025-27300
Assigner: microsoft
Published: Sep 9, 2025, 5:01:29 PM
Updated: Feb 20, 2026, 4:01:01 PM
EUVD base score (CVSS 3.1): 7.3 / 10
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
EUVD-reported EPSS: 0.1000
Vendors: Microsoft
Products: Windows 11 version 22H3 (10.0.22631.0 <10.0.22631.5909)

Windows Server 2012 (6.2.9200.0 <6.2.9200.25675)

Windows Server 2012 (Server Core installation) (6.2.9200.0 <6.2.9200.25675)

Windows Server 2008 R2 Service Pack 1 (6.1.7601.0 <6.1.7601.27929)

Windows Server 2025 (Server Core installation) (10.0.26100.0 <10.0.26100.6584)

Windows Server 2022 (10.0.20348.0 <10.0.20348.4171)

Windows 10 Version 21H2 (10.0.19044.0 <10.0.19044.6332)

Windows Server 2025 (10.0.26100.0 <10.0.26100.6584)

Windows 10 Version 22H2 (10.0.19045.0 <10.0.19045.6332)

Windows 10 Version 1507 (10.0.10240.0 <10.0.10240.21128)

Windows 10 Version 1607 (10.0.14393.0 <10.0.14393.8422)

Windows Server 2012 R2 (6.3.9600.0 <6.3.9600.22774)

Windows Server 2012 R2 (Server Core installation) (6.3.9600.0 <6.3.9600.22774)

Windows Server 2019 (Server Core installation) (10.0.17763.0 <10.0.17763.7792)

Windows Server 2022, 23H2 Edition (Server Core installation) (10.0.25398.0 <10.0.25398.1849)

Windows 10 Version 1809 (10.0.17763.0 <10.0.17763.7792)

Windows 11 version 22H2 (10.0.22621.0 <10.0.22621.5909)

Windows Server 2008 R2 Service Pack 1 (Server Core installation) (6.1.7601.0 <6.1.7601.27929)

Windows 11 Version 24H2 (10.0.26100.0 <10.0.26100.6584)

Windows Server 2019 (10.0.17763.0 <10.0.17763.7792)

Windows Server 2016 (10.0.14393.0 <10.0.14393.8422)

Windows 11 Version 23H2 (10.0.22631.0 <10.0.22631.5909)

Windows Server 2016 (Server Core installation) (10.0.14393.0 <10.0.14393.8422)
Aliases: GHSA-m9p2-6p83-vh2f

ENISA description: Use after free in Windows BitLocker allows an authorized attacker to elevate privileges locally.

EUVD references (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54911

Microsoft Security Response Center MSRC

Microsoft's vendor-authoritative record from the Security Update Guide — its own CVSS score, impact, severity rating, exploit assessment, and KB-article fixes. Refreshed 2026-09-24 03:03 UTC (source: CVRF).

MS severity: Important
Impact: Elevation of Privilege
MS CVSS base score: 7.3 / 10 (temporal 6.4)
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Exploit assessment: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely
Release: 2025-Sep

Microsoft remediations / KB articles (28)

5065428 — Vendor Fix / Security Update (fixed build 10.0.17763.7792)
https://support.microsoft.com/help/5065428 — None Available / 5065428
5065432 — Vendor Fix / Security Update (fixed build 10.0.20348.4171)
https://support.microsoft.com/help/5065432 — None Available / 5065432
5065306 — Vendor Fix / Security Hotpatch Update (fixed build 10.0.20348.4106)
https://support.microsoft.com/help/5065306 — None Available / 5065306
5065429 — Vendor Fix / Security Update (fixed build 10.0.19044.6332)
https://support.microsoft.com/help/5065429 — None Available / 5065429
5065431 — Vendor Fix / Security Update (fixed build 10.0.22621.5909)
https://support.microsoft.com/help/5065431 — None Available / 5065431
5065426 — Vendor Fix / Security Update (fixed build 10.0.26100.6584)
https://support.microsoft.com/help/5065426 — None Available / 5065426
5065474 — Vendor Fix / SecurityHotpatchUpdate (fixed build 10.0.26100.6508)
https://support.microsoft.com/help/5065474 — None Available / 5065474
5065425 — Vendor Fix / Security Update (fixed build 10.0.25398.1849)
https://support.microsoft.com/help/5065425 — None Available / 5065425
5065430 — Vendor Fix / Security Update (fixed build 10.0.10240.21128)
https://support.microsoft.com/help/5065430 — None Available / 5065430
5065427 — Vendor Fix / Security Update (fixed build 10.0.14393.8422)
https://support.microsoft.com/help/5065427 — None Available / 5065427
5065468 — Vendor Fix / Monthly Rollup (fixed build 6.1.7601.27929)
https://support.microsoft.com/help/5065468 — None Available / 5065468
5065510 — Vendor Fix / Security Only (fixed build 6.1.7601.27929)
https://support.microsoft.com/help/5065510 — None Available / 5065510
5065509 — Vendor Fix / Monthly Rollup (fixed build 6.2.9200.25675)
https://support.microsoft.com/help/5065509 — None Available / 5065509
5065507 — Vendor Fix / Monthly Rollup (fixed build 6.3.9600.22774)
https://support.microsoft.com/help/5065507 — None Available / 5065507

Microsoft FAQ (2)

What privileges could be gained by an attacker who successfully exploited this vulnerability?

An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

According to the CVSS metric, user interaction is required (UI:R) and privileges required is Low (PR:L). What does that mean for this vulnerability?

An authorized attacker with privileges could send controlled inputs to exploit this vulnerability.

Affected products (23)

Vendor	Product	Versions	Platforms
Microsoft	Windows 10 Version 1507	`10.0.10240.0` (affected)	32-bit Systems, x64-based Systems
Microsoft	Windows 10 Version 1607	`10.0.14393.0` (affected)	32-bit Systems, x64-based Systems
Microsoft	Windows 10 Version 1809	`10.0.17763.0` (affected)	32-bit Systems, x64-based Systems
Microsoft	Windows 10 Version 21H2	`10.0.19044.0` (affected)	32-bit Systems, ARM64-based Systems, x64-based Systems
Microsoft	Windows 10 Version 22H2	`10.0.19045.0` (affected)	32-bit Systems, ARM64-based Systems, x64-based Systems
Microsoft	Windows 11 version 22H2	`10.0.22621.0` (affected)	ARM64-based Systems, x64-based Systems
Microsoft	Windows 11 version 22H3	`10.0.22631.0` (affected)	ARM64-based Systems
Microsoft	Windows 11 Version 23H2	`10.0.22631.0` (affected)	x64-based Systems
Microsoft	Windows 11 Version 24H2	`10.0.26100.0` (affected)	ARM64-based Systems, x64-based Systems
Microsoft	Windows Server 2008 R2 Service Pack 1	`6.1.7601.0` (affected)	x64-based Systems
Microsoft	Windows Server 2008 R2 Service Pack 1 (Server Core installation)	`6.1.7601.0` (affected)	x64-based Systems
Microsoft	Windows Server 2012	`6.2.9200.0` (affected)	x64-based Systems
Microsoft	Windows Server 2012 (Server Core installation)	`6.2.9200.0` (affected)	x64-based Systems
Microsoft	Windows Server 2012 R2	`6.3.9600.0` (affected)	x64-based Systems
Microsoft	Windows Server 2012 R2 (Server Core installation)	`6.3.9600.0` (affected)	x64-based Systems
Microsoft	Windows Server 2016	`10.0.14393.0` (affected)	x64-based Systems
Microsoft	Windows Server 2016 (Server Core installation)	`10.0.14393.0` (affected)	x64-based Systems
Microsoft	Windows Server 2019	`10.0.17763.0` (affected)	x64-based Systems
Microsoft	Windows Server 2019 (Server Core installation)	`10.0.17763.0` (affected)	x64-based Systems
Microsoft	Windows Server 2022	`10.0.20348.0` (affected)	x64-based Systems
Microsoft	Windows Server 2022, 23H2 Edition (Server Core installation)	`10.0.25398.0` (affected)	x64-based Systems
Microsoft	Windows Server 2025	`10.0.26100.0` (affected)	x64-based Systems
Microsoft	Windows Server 2025 (Server Core installation)	`10.0.26100.0` (affected)	x64-based Systems

Affected products — CPE 2.3 (19) NVD

NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.

cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*

Vendor references (1)

References embedded in the original CVE record by the assigning CNA.

Windows BitLocker Elevation of Privilege Vulnerability vendor-advisorypatch

Web references (29)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

NVD-tagged references (1)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54911 secure@microsoft.com Vendor Advisory

Remediations (18)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

GitHub - secureIT-project/CVEfixes: CVEfixes: Automated Collection of ...

web:github.com

CVEfixes: Automated Collection of Vulnerabilities and Their Fixes from Open-Source Software - secureIT-project/CVEfixes

2026-09-24 07:27 UTC
Microsoft Update Catalog

web:catalog.update.microsoft.com

Welcome to the Microsoft Update Catalog site. We want your feedback! Visit our newsgroup or send us an email to provide us with your thoughts and suggestions. To get started using the site, enter in your search terms in the Search box above or visit our FAQ for search tips. |Newsgroup|Send us your feedback

2026-09-24 07:27 UTC
Adobe Security Bulletins and Advisories | Security

web:helpx.adobe.com

This page contains important information regarding security vulnerabilities that could affect specific versions of Adobe products. Use this information to take the prescribed corrective actions.

2026-09-24 07:27 UTC
Known Exploited Vulnerabilities Catalog - CISA

web:www.cisa.gov

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild. Organizations should use the KEV catalog as an input to their vulnerability management prioritization framework. Learn more about ...

2026-09-24 07:27 UTC
July 2025 Patch Tuesday: Updates and Analysis | CrowdStrike

web:www.crowdstrike.com

Microsoft has released security updates for 137 vulnerabilities, including one publicly disclosed zero-day and 12 critical, in its July 2025 Patch Tuesday rollout.

2026-09-24 07:27 UTC
Database CVE, CWE, CISA KEV & Vulnerability Intelligence | CVE Find

web:www.cvefind.com

CVE Find is a real-time vulnerability database indexing 396 904 security flaws ( CVE ) from MITRE, NVD, CISA KEV, CWE and CAPEC. 3014 new CVEs were published in the last 7 days. Data aggregated from: MITRE Corporation ( CVE , CWE, CAPEC), National Vulnerability Database - NIST (NVD), CISA Known Exploited Vulnerabilities (KEV), FIRST (EPSS).

2026-09-24 07:27 UTC
Microsoft Patch Tracker (September 2026): Exploit-Ranked | Senserva

web:senserva.com

Every Microsoft security patch (KB) and the CVEs it fixes, with severity, CVSS, and CISA KEV status. Cross-linked to the CVE reference.

2026-09-24 07:27 UTC
July 18, 2026—Hotpatch KB5121768 (OS Builds 26200.8893 and 26100.8893 ...

web:support.microsoft.com

This out-of-band (OOB) update for Windows 11, version 25H2 and Windows 11, version 24H2 (KB5121768) is cumulative. It includes all improvements from previous security and non-security updates, along with an additional fix . Improvements This OOB update includes the following improvement: [System Performance] This update addresses an issue affecting a limited number of devices with an Intel ...

2026-09-24 07:27 UTC
MotorTrend: New Cars - Car News and Expert Reviews

web:www.motortrend.com

https://www.motortrend.com/features/toyotas- fix -bz4x-disconnecting-wheels-recall

2026-05-22 14:34 UTC
DHS Shutdown 2026, Why It Started And Where It Stands

web:allaboutlawyer.com

Department of Homeland Security has been shut down since February 14, 2026. Here's why it started, who is blocking a fix , and what happens to TSA and Secret Service workers next.

2026-05-22 14:34 UTC
First Brands seeks emergency sale of filter and wiper IP

web:www.truckpartsandservice.com

PGI Northstar LLC reaches a deal to buy intellectual property for FRAM and Trico, among others, for $25 million following First Brands' operational collapse. Read more on TPS.

2026-05-22 14:34 UTC
MitigationPlanningPortal - FEMA

web:hazards.fema.gov

Access the FEMA Mitigation Planning Portal to manage and update your mitigation plans securely.

2026-05-22 14:34 UTC
ServiceNow - Now Support

web:hi.service-now.com

The Now Support portal is your launchpad to access self-help, get technical support, and manage your ServiceNow instances. Log in to manage upgrades, follow changes, view knowledge content, and more. Formerly HI portal.

2026-05-22 14:34 UTC
OnlyFans

web:onlyfans.com

OnlyFans is the social platform revolutionizing creator and fan connections. The site is inclusive of artists and content creators from all genres and allows them to monetize their content while developing authentic relationships with their fanbase.

2026-05-22 14:34 UTC
What's Happening to Pornhub? Everything You Need to Know

web:proprivacy.com

Are you concerned about the growing complex issues surrounding Pornhub? We provide a comprehensive overview of its current state and potential future.

2026-05-22 14:34 UTC
Google Translate

web:translate.google.com

Google's service, offered free of charge, instantly translates words, phrases, and web pages between English and over 100 other languages.

2026-05-22 14:34 UTC
WhatsApp Web

web:web.whatsapp.com

Log in to WhatsApp Web for simple, reliable and private messaging on your desktop. Send and receive messages and files with ease, all for free.

2026-05-22 14:34 UTC
I Asked 4 Chefs How They Cook Frozen Pizza and I'll Never Make It the ...

web:www.allrecipes.com

No matter which brand you buy, even the best frozen pizzas can fall flat if they aren't cooked properly. As much as we adore the convenience of a frozen pizza, a pie with a soggy crust or uncooked cheese is a major disappointment. So we asked chefs to share their pro tips about how to cook frozen pizza to crispy, cheesy perfection.

2026-05-22 14:34 UTC

AI Forensic Analysis

Only Available for Registered Users. Sign in to view.

Raw JSON

The full cvelistV5 record. Download as CVE-2025-54911.json.

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
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                "id": "CVE-2025-54911",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-09-09T17:27:45.853591Z",
                "version": "2.0.3"
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        "providerMetadata": {
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          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
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          "product": "Windows 11 Version 24H2",
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        {
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          "product": "Windows Server 2008 R2 Service Pack 1",
          "vendor": "Microsoft",
          "versions": [
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          ]
        },
        {
          "platforms": [
            "x64-based Systems"
          ],
          "product": "Windows Server 2012 R2",
          "vendor": "Microsoft",
          "versions": [
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              "version": "6.3.9600.0",
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          "platforms": [
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          "product": "Windows Server 2012 R2 (Server Core installation)",
          "vendor": "Microsoft",
          "versions": [
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          "product": "Windows Server 2016",
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          "platforms": [
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          ],
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