CVE-2026-73009

criticalPriorität · verfolgen · 39EPSS 0.010 · 62. PerzentilDENLRUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.97% (62nd) EPSS

CVSS 9.8 · critical

Is it mine?

140 products

Prüfe deine Angriffsfläche

Who says so?

4 sources

fstec_bdu · cert_bund · ncsc_nl · msrc_csaf

EPSS · bewertet 2026-10-27

Use after free in Windows Secure Socket Tunneling Protocol (SSTP) allows an unauthorized attacker to execute code over a network.

Behebungen

Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.

Ein Hersteller-Fix ist verfügbar.

BehobenWindows 10 Version 1607 for 32-bit Systemsmsrc_csaf
10.0.14393.9512:Security Update:https://support.microsoft.com/help/5123099
https://support.microsoft.com/help/5123099
BehobenWindows 10 Version 1607 for x64-based Systemsmsrc_csaf
10.0.14393.9512:Security Update:https://support.microsoft.com/help/5123099
https://support.microsoft.com/help/5123099
BehobenWindows 10 Version 1809 for 32-bit Systemsmsrc_csaf
10.0.17763.9245:Security Update:https://support.microsoft.com/help/5122876
https://support.microsoft.com/help/5122876
BehobenWindows 10 Version 1809 for x64-based Systemsmsrc_csaf
10.0.17763.9245:Security Update:https://support.microsoft.com/help/5122876
https://support.microsoft.com/help/5122876
BehobenWindows 10 Version 21H2 for 32-bit Systemsmsrc_csaf
10.0.19044.7725:Security Update:https://support.microsoft.com/help/5122878
https://support.microsoft.com/help/5122878
BehobenWindows 10 Version 21H2 for ARM64-based Systemsmsrc_csaf
10.0.19044.7725:Security Update:https://support.microsoft.com/help/5122878
https://support.microsoft.com/help/5122878
BehobenWindows 10 Version 21H2 for x64-based Systemsmsrc_csaf
10.0.19044.7725:Security Update:https://support.microsoft.com/help/5122878
https://support.microsoft.com/help/5122878
BehobenWindows 10 Version 22H2 for 32-bit Systemsmsrc_csaf
10.0.19045.7725:Security Update:https://support.microsoft.com/help/5122878
https://support.microsoft.com/help/5122878
BehobenWindows 10 Version 22H2 for ARM64-based Systemsmsrc_csaf
10.0.19045.7725:Security Update:https://support.microsoft.com/help/5122878
https://support.microsoft.com/help/5122878
BehobenWindows 10 Version 22H2 for x64-based Systemsmsrc_csaf
10.0.19045.7725:Security Update:https://support.microsoft.com/help/5122878
https://support.microsoft.com/help/5122878
BehobenWindows 11 Version 23H2 for ARM64-based Systemsmsrc_csaf
10.0.22631.7582:Security Update:https://support.microsoft.com/help/5122880
https://support.microsoft.com/help/5122880
BehobenWindows 11 Version 23H2 for x64-based Systemsmsrc_csaf
10.0.22631.7582:Security Update:https://support.microsoft.com/help/5122880
https://support.microsoft.com/help/5122880
BehobenWindows 11 Version 24H2 for ARM64-based Systemsmsrc_csaf
10.0.26100.9445:Security Update:https://support.microsoft.com/help/5124008
https://support.microsoft.com/help/5124008
BehobenWindows 11 Version 24H2 for x64-based Systemsmsrc_csaf
10.0.26100.9445:Security Update:https://support.microsoft.com/help/5124008
https://support.microsoft.com/help/5124008
BehobenWindows 11 Version 25H2 for ARM64-based Systemsmsrc_csaf
10.0.26200.9445:Security Update:https://support.microsoft.com/help/5124008
https://support.microsoft.com/help/5124008
BehobenWindows 11 Version 25H2 for x64-based Systemsmsrc_csaf
10.0.26200.9445:Security Update:https://support.microsoft.com/help/5124008
https://support.microsoft.com/help/5124008
BehobenWindows 11 Version 26H1 for ARM64-based Systemsmsrc_csaf
10.0.28000.2954:Security Update:https://support.microsoft.com/help/5124012
https://support.microsoft.com/help/5124012
BehobenWindows 11 version 26H1 for x64-based Systemsmsrc_csaf
10.0.28000.2954:Security Update:https://support.microsoft.com/help/5124012
https://support.microsoft.com/help/5124012
BehobenWindows Server 2012msrc_csaf
6.2.9200.26349:Monthly Rollup:https://support.microsoft.com/help/5123065
https://support.microsoft.com/help/5123065
BehobenWindows Server 2012 (Server Core installation)msrc_csaf
6.2.9200.26349:Monthly Rollup:https://support.microsoft.com/help/5123065
https://support.microsoft.com/help/5123065
BehobenWindows Server 2012 R2msrc_csaf
6.3.9600.23398:Monthly Rollup:https://support.microsoft.com/help/5123066
https://support.microsoft.com/help/5123066
BehobenWindows Server 2012 R2 (Server Core installation)msrc_csaf
6.3.9600.23398:Monthly Rollup:https://support.microsoft.com/help/5123066
https://support.microsoft.com/help/5123066
BehobenWindows Server 2016msrc_csaf
10.0.14393.9512:Security Update:https://support.microsoft.com/help/5123099
https://support.microsoft.com/help/5123099
BehobenWindows Server 2016 (Server Core installation)msrc_csaf
10.0.14393.9512:Security Update:https://support.microsoft.com/help/5123099
https://support.microsoft.com/help/5123099
BehobenWindows Server 2019msrc_csaf
10.0.17763.9245:Security Update:https://support.microsoft.com/help/5122876
https://support.microsoft.com/help/5122876
BehobenWindows Server 2019 (Server Core installation)msrc_csaf
10.0.17763.9245:Security Update:https://support.microsoft.com/help/5122876
https://support.microsoft.com/help/5122876
BehobenWindows Server 2022msrc_csaf
10.0.20348.5622:Security Update:https://support.microsoft.com/help/5122882
https://support.microsoft.com/help/5122882
BehobenWindows Server 2022 (Server Core installation)msrc_csaf
10.0.20348.5622:Security Update:https://support.microsoft.com/help/5122882
https://support.microsoft.com/help/5122882
BehobenWindows Server 2025msrc_csaf
10.0.26100.33438:Security Update:https://support.microsoft.com/help/5122871
https://support.microsoft.com/help/5122871
BehobenWindows Server 2025 (Server Core installation)msrc_csaf
10.0.26100.33438:Security Update:https://support.microsoft.com/help/5122871
https://support.microsoft.com/help/5122871

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

9.8

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · secure@microsoft.com USAusnutzbarkeit 3.9 · Auswirkung 5.9

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · NCSC-NL NL

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

SSVC

Eine Handlungsentscheidung — aus Ausnutzung und Auswirkung.

Exploitation: none · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-416USCWE-416USCWE-416USCWE-416US

betroffene Produkte (140)

Betroffene Produkte und Versionsbereiche.

Microsoft Windows 10alle Versionencert_bundDEcpe:/o:microsoft:windows_10:-
Microsoft Windows 11alle Versionencert_bundDEcpe:/o:microsoft:windows_11:-
Microsoft Windows Server 2012alle Versionencert_bundDEcpe:/o:microsoft:windows_server_2012:-
Microsoft Windows Server 2012 R2alle Versionencert_bundDEcpe:/o:microsoft:windows_server_2012_r2:-
Microsoft Windows Server 2016alle Versionencert_bundDEcpe:/o:microsoft:windows_server_2016:-
Microsoft Windows Server 2019alle Versionencert_bundDEcpe:/o:microsoft:windows_server_2019:-
Microsoft Windows Server 2022alle Versionencert_bundDEcpe:/o:microsoft:windows_server_2022:-
Microsoft Windows Server 2025alle Versionencert_bundDEcpe:/o:microsoft:windows_server_2025:-
Microsoft Corp Windows 10 1607≤ 10.0.14393.9512fstec_bduRU
Microsoft Corp Windows 10 1809≤ 10.0.17763.9245fstec_bduRU
Microsoft Corp Windows 10 21H2≤ 10.0.19044.7725fstec_bduRU
Microsoft Corp Windows 10 22H2≤ 10.0.19045.7725fstec_bduRU
Microsoft Corp Windows 11 23H2≤ 10.0.22631.7582fstec_bduRU
Microsoft Corp Windows 11 24H2≤ 10.0.26100.9445fstec_bduRU
Microsoft Corp Windows 11 25H2≤ 10.0.26200.9445fstec_bduRU
Microsoft Corp Windows 11 26H1≤ 10.0.28000.2954fstec_bduRU
Microsoft Corp Windows Server 2012≤ 6.2.9200.26349fstec_bduRU
Microsoft Corp Windows Server 2012 (Server Core installation)≤ 6.2.9200.26349fstec_bduRU
Microsoft Corp Windows Server 2012 R2≤ 6.3.9600.23397fstec_bduRU
Microsoft Corp Windows Server 2012 R2 (Server Core installation)≤ 6.3.9600.23397fstec_bduRU

20 von 140 angezeigt

Advisories (3)

Hersteller- und Ökosystem-Meldungen dazu.

NCSC-2026-0353Kwetsbaarheden verholpen in Microsoft WindowsNL2026-09-08csaf · ncsc_nlNL
Microsoft heeft 666 kwetsbaarheden verholpen in Windows.
WID-SEC-W-2026-3243Microsoft Windows: Mehrere SchwachstellenDeutsch2026-09-08csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in verschiedenen Versionen von Microsoft Windows Server, Microsoft Windows 10 und Microsoft Windows 11 ausnutzen, um seine Privilegien zu erhöhen, um einen Denial of Service herbeizuführen, um Informationen offenzulegen und um beliebigen Code auszuführen.
msrc_CVE-2026-73009Windows Secure Socket Tunneling Protocol (SSTP) Remote Code Execution Vulnerability2026-09-08csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

auch bekannt als (1)

Weitere Namen und Kennungen dieser Entität.

BDU:2026-14953 fstec_bdu

quellen

Welche Quellen diesen Datensatz belegen und wann.

fstec_bdu cert_bund ncsc_nl msrc_csaf NVD CVE.org MITRE

veröffentlicht 2026-09-08geändert 2026-09-24

Referenzen (1) nvd

Externe Belege — Patches, Meldungen, Analysen.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-73009PatchVendor Advisory

scry

Angreifer nutzen Schwachstellen wie diese gegen im Internet exponierte Dienste aus. Sehen Sie mit einem kostenlosen Passiv-Scan, was exponiert ist.

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