WID-SEC-W-2026-0369

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

Microsoft Windows: Mehrere Schwachstellen

view advisory published 2026-02-10

Ein Angreifer kann mehrere Schwachstellen in Microsoft Windows-Produkten ausnutzen, um Administratorrechte zu erlangen, beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, Spoofing-Angriffe zu starten, Daten zu manipulieren, vertrauliche Informationen offenzulegen und einen Denial-of-Service-Zustand zu verursachen.

01

describes (33)

Related CVEs.

IDseverity exploitable
CVE-2026-21533US—OT criticalKEV
Improper privilege management in Windows Remote Desktop allows an authorized attacker to elevate privileges locally.
CVE-2026-21527US—OT elevated—
User interface (ui) misrepresentation of critical information in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.
CVE-2026-21525US—OT criticalKEV
Null pointer dereference in Windows Remote Access Connection Manager allows an unauthorized attacker to deny service locally.
CVE-2026-21519US—OT criticalKEV
Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an authorized attacker to elevate privileges locally.
CVE-2026-21517UShigh7.0—
Improper link resolution before file access ('link following') in Windows App for Mac allows an authorized attacker to elevate privileges locally.
CVE-2026-21513US—OT criticalKEV
Protection mechanism failure in MSHTML Framework allows an unauthorized attacker to bypass a security feature over a network.
CVE-2026-21510US—OT criticalKEV
Protection mechanism failure in Windows Shell allows an unauthorized attacker to bypass a security feature over a network.
CVE-2026-21508UShigh7.0Exploit
Improper authentication in Windows Storage allows an authorized attacker to elevate privileges locally.
CVE-2026-21255US——
Improper access control in Windows Hyper-V allows an authorized attacker to bypass a security feature locally.
CVE-2026-21253US——
Use after free in Mailslot File System allows an authorized attacker to elevate privileges locally.
CVE-2026-21251US——
Use after free in Windows Cluster Client Failover allows an authorized attacker to elevate privileges locally.
CVE-2026-21250US—Exploit
Untrusted pointer dereference in Windows HTTP.sys allows an authorized attacker to elevate privileges locally.
CVE-2026-21249US——
External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing locally.
CVE-2026-21248US—Exploit
Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.
CVE-2026-21247US——
Improper input validation in Windows Hyper-V allows an authorized attacker to execute code locally.
CVE-2026-21246US——
Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.
CVE-2026-21245US——
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-21244US—Exploit
Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.
CVE-2026-21243US——
Null pointer dereference in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to deny service over a network.
CVE-2026-21242US——
Use after free in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.
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references

External citations — patches, advisories, analysis.

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