CVE-2024-26230

highpriority · track · 18EPSS 0.241 · 98 %ileexploit · PoCDEEURUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

2 exploits · PoC

Likely / severe?

24.1% (98th) EPSS

CVSS 7.8 · high

Is it mine?

175 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

Windows Telephony Server Elevation of Privilege Vulnerability

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedWindows 10 Version 1607 for 32-bit Systemsmsrc_csaf
10.0.14393.6897:Security Update:https://support.microsoft.com/help/5036899
https://support.microsoft.com/help/5036899
FixedWindows 10 Version 1607 for x64-based Systemsmsrc_csaf
10.0.14393.6897:Security Update:https://support.microsoft.com/help/5036899
https://support.microsoft.com/help/5036899
FixedWindows 10 Version 1809 for 32-bit Systemsmsrc_csaf
10.0.17763.5696:Security Update:https://support.microsoft.com/help/5036896
https://support.microsoft.com/help/5036896
FixedWindows 10 Version 1809 for ARM64-based Systemsmsrc_csaf
10.0.17763.5696:Security Update:https://support.microsoft.com/help/5036896
https://support.microsoft.com/help/5036896
FixedWindows 10 Version 1809 for x64-based Systemsmsrc_csaf
10.0.17763.5696:Security Update:https://support.microsoft.com/help/5036896
https://support.microsoft.com/help/5036896
FixedWindows 10 Version 21H2 for 32-bit Systemsmsrc_csaf
10.0.19044.4291:Security Update:https://support.microsoft.com/help/5036892
https://support.microsoft.com/help/5036892
FixedWindows 10 Version 21H2 for ARM64-based Systemsmsrc_csaf
10.0.19044.4291:Security Update:https://support.microsoft.com/help/5036892
https://support.microsoft.com/help/5036892
FixedWindows 10 Version 21H2 for x64-based Systemsmsrc_csaf
10.0.19044.4291:Security Update:https://support.microsoft.com/help/5036892
https://support.microsoft.com/help/5036892
FixedWindows 10 Version 22H2 for 32-bit Systemsmsrc_csaf
10.0.19045.4291:Security Update:https://support.microsoft.com/help/5036892
https://support.microsoft.com/help/5036892
FixedWindows 10 Version 22H2 for ARM64-based Systemsmsrc_csaf
10.0.19045.4291:Security Update:https://support.microsoft.com/help/5036892
https://support.microsoft.com/help/5036892
FixedWindows 10 Version 22H2 for x64-based Systemsmsrc_csaf
10.0.19045.4291:Security Update:https://support.microsoft.com/help/5036892
https://support.microsoft.com/help/5036892
FixedWindows 10 for 32-bit Systemsmsrc_csaf
10.0.10240.20596:Security Update:https://support.microsoft.com/help/5036925
https://support.microsoft.com/help/5036925
FixedWindows 10 for x64-based Systemsmsrc_csaf
10.0.10240.20596:Security Update:https://support.microsoft.com/help/5036925
https://support.microsoft.com/help/5036925
FixedWindows 11 Version 22H2 for ARM64-based Systemsmsrc_csaf
10.0.22621.3447:Security Update:https://support.microsoft.com/help/5036893
https://support.microsoft.com/help/5036893
FixedWindows 11 Version 22H2 for x64-based Systemsmsrc_csaf
10.0.22621.3447:Security Update:https://support.microsoft.com/help/5036893
https://support.microsoft.com/help/5036893
FixedWindows 11 Version 23H2 for ARM64-based Systemsmsrc_csaf
10.0.22631.3447:Security Update:https://support.microsoft.com/help/5036893
https://support.microsoft.com/help/5036893
FixedWindows 11 Version 23H2 for x64-based Systemsmsrc_csaf
10.0.22631.3447:Security Update:https://support.microsoft.com/help/5036893
https://support.microsoft.com/help/5036893
FixedWindows 11 version 21H2 for ARM64-based Systemsmsrc_csaf
10.0.22000.2899:Security Update:https://support.microsoft.com/help/5036894
https://support.microsoft.com/help/5036894
FixedWindows 11 version 21H2 for x64-based Systemsmsrc_csaf
10.0.22000.2899:Security Update:https://support.microsoft.com/help/5036894
https://support.microsoft.com/help/5036894
FixedWindows Server 2008 R2 for x64-based Systems Service Pack 1msrc_csaf
6.1.7601.27067:Security Only:https://support.microsoft.com/help/5036922
https://support.microsoft.com/help/5036922
FixedWindows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)msrc_csaf
6.1.7601.27067:Security Only:https://support.microsoft.com/help/5036922
https://support.microsoft.com/help/5036922
FixedWindows Server 2008 for 32-bit Systems Service Pack 2msrc_csaf
6.0.6003.22618:Monthly Rollup:https://support.microsoft.com/help/5036932
https://support.microsoft.com/help/5036932
FixedWindows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)msrc_csaf
6.0.6003.22618:Monthly Rollup:https://support.microsoft.com/help/5036932
https://support.microsoft.com/help/5036932
FixedWindows Server 2008 for x64-based Systems Service Pack 2msrc_csaf
6.0.6003.22618:Monthly Rollup:https://support.microsoft.com/help/5036932
https://support.microsoft.com/help/5036932
FixedWindows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)msrc_csaf
6.0.6003.22618:Monthly Rollup:https://support.microsoft.com/help/5036932
https://support.microsoft.com/help/5036932
FixedWindows Server 2012msrc_csaf
6.2.9200.24821:Monthly Rollup:https://support.microsoft.com/help/5036969
https://support.microsoft.com/help/5036969
FixedWindows Server 2012 (Server Core installation)msrc_csaf
6.2.9200.24821:Monthly Rollup:https://support.microsoft.com/help/5036969
https://support.microsoft.com/help/5036969
FixedWindows Server 2012 R2msrc_csaf
6.3.9600.21924:Monthly Rollup:https://support.microsoft.com/help/5036960
https://support.microsoft.com/help/5036960
FixedWindows Server 2012 R2 (Server Core installation)msrc_csaf
6.3.9600.21924:Monthly Rollup:https://support.microsoft.com/help/5036960
https://support.microsoft.com/help/5036960
FixedWindows Server 2016msrc_csaf
10.0.14393.6897:Security Update:https://support.microsoft.com/help/5036899
https://support.microsoft.com/help/5036899
FixedWindows Server 2016 (Server Core installation)msrc_csaf
10.0.14393.6897:Security Update:https://support.microsoft.com/help/5036899
https://support.microsoft.com/help/5036899
FixedWindows Server 2019msrc_csaf
10.0.17763.5696:Security Update:https://support.microsoft.com/help/5036896
https://support.microsoft.com/help/5036896
FixedWindows Server 2019 (Server Core installation)msrc_csaf
10.0.17763.5696:Security Update:https://support.microsoft.com/help/5036896
https://support.microsoft.com/help/5036896
FixedWindows Server 2022msrc_csaf
10.0.20348.2402:Security Update:https://support.microsoft.com/help/5036909
https://support.microsoft.com/help/5036909
FixedWindows Server 2022 (Server Core installation)msrc_csaf
10.0.20348.2402:Security Update:https://support.microsoft.com/help/5036909
https://support.microsoft.com/help/5036909
FixedWindows Server 2022, 23H2 Edition (Server Core installation)msrc_csaf
10.0.25398.830:Security Update:https://support.microsoft.com/help/5036910
https://support.microsoft.com/help/5036910

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.8highAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · ENISA EU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · secure@microsoft.com USexploitability 1.8 · impact 5.9

v3.17.4highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Psecondary · CVSS-BT (t0sche)

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-416USCWE-416USCWE-416US

exploits (2)

Public proof-of-concept and weaponised exploit code.

Wa1nut4/CVE-2024-26230LPE of CVE-2024-26230PoC · poc_in_github
kiwids0220/CVE-2024-26230kiwids0220/CVE-2024-26230PoC · poc_in_github

affected products (175)

Products and version ranges known to be affected.

Hitachi Storageall versionscert_bundDEcpe:/h:hitachi:storage:-
Microsoft Windows 10all versionscert_bundDEcpe:/o:microsoft:windows_10:-
Microsoft Windows 10 Version 1607all versionscert_bundDEcpe:/o:microsoft:windows_10:version_1607
Microsoft Windows 10 Version 1809all versionscert_bundDEcpe:/o:microsoft:windows_10:version_1809
Microsoft Windows 10 Version 21H2all versionscert_bundDEcpe:/o:microsoft:windows_10:version_21h2
Microsoft Windows 10 Version 22H2all versionscert_bundDEcpe:/o:microsoft:windows_10:version_22h2
Microsoft Windows 11 Version 22H2all versionscert_bundDEcpe:/o:microsoft:windows_11:version_22h2
Microsoft Windows 11 Version 23H2all versionscert_bundDEcpe:/o:microsoft:windows_11:version_23h2
Microsoft Windows 11 version 21H2all versionscert_bundDEcpe:/o:microsoft:windows_11:version_21h2
Microsoft Windows Server 2008 R2 SP1all versionscert_bundDEcpe:/o:microsoft:windows_server:2008_r2_sp1
Microsoft Windows Server 2008 SP2all versionscert_bundDEcpe:/o:microsoft:windows_server:2008_sp2
Microsoft Windows Server 2012all versionscert_bundDEcpe:/o:microsoft:windows_server_2012:-
Microsoft Windows Server 2012 R2all versionscert_bundDEcpe:/o:microsoft:windows_server_2012_r2:-
Microsoft Windows Server 2016all versionscert_bundDEcpe:/o:microsoft:windows_server_2016:-
Microsoft Windows Server 2019all versionscert_bundDEcpe:/o:microsoft:windows_server_2019:-
Microsoft Windows Server 2022all versionscert_bundDEcpe:/o:microsoft:windows_server_2022:-
Microsoft Windows Server 2022 23H2 Editionall versionscert_bundDEcpe:/o:microsoft:windows_server_2022:23h2_edition
Microsoft Windows 10 Version 1507all versionsenisa_euvdEU
Microsoft Windows 10 Version 150710.0.10240.0 → 10.0.10240.20596enisa_euvdEU
Microsoft Windows 10 Version 1607all versionsenisa_euvdEU

showing 20 of 175

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2024-0841Microsoft Windows: Mehrere SchwachstellenDeutsch2024-04-09csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Microsoft Windows 10, Microsoft Windows 11, Microsoft Windows Server, Microsoft Windows Server 2012, Microsoft Windows Server 2012 R2, Microsoft Windows Server 2016, Microsoft Windows Server 2019 und Microsoft Windows Server 2022 ausnutzen, um seine Privilegien zu erweitern, beliebigen Programmcode auszuführen, beliebigen Programmcode mit Administratorrechten auszuführen, Informationen offenzulegen, Sicherheitsvorkehrungen zu umgehen, einen Denial of Service Zustand herbeizuführen oder Dateien zu manipulieren
msrc_CVE-2024-26230Windows Telephony Server Elevation of Privilege Vulnerability2024-04-09csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund msrc_csaf NVD CVE.org MITRE

published 2024-04-09modified 2026-06-17

references (5)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan