CVE-2021-34512
HighCVSS 7.8Exploitation Probability (EPSS)
Elevated risk59th percentile - higher than 59% of all known CVEs
Summary
Vulnerability in Windows Storage Spaces Controller allows elevation of privilege. An attacker could exploit it to gain higher privileges on the system.
Risk Assessment
Risk of privilege escalation, potentially allowing an attacker to gain full control of the system and bypass security.
Recommendation
Install security updates released by Microsoft for the Storage Spaces Controller.
Other vulnerabilities in Windows Storage Spaces Controller
See all- CVE-2026-88100High
Use after free in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally.
- CVE-2026-87716High
Heap-based buffer overflow in Windows Storage Spaces Controller allows an unauthorized attacker to deny service over a network.
- CVE-2026-87706High
Heap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally.
- CVE-2026-35415High
Integer overflow or wraparound in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally.
- CVE-2026-69575High
Use after free in the Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally.
- CVE-2026-69568Medium
Out-of-bounds read in Windows Storage Spaces Controller allows an authorized attacker to disclose information locally.
- CVE-2026-69290High
Stack-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally.
- CVE-2026-68877High
Heap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to execute code locally.
- CVE-2026-68844High
Heap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to execute code locally.
- CVE-2021-34536High
Elevation of privilege vulnerability in the Windows Storage Spaces Controller. It allows a local attacker to gain elevated privileges.
Original NVD description (English source)
Windows Storage Spaces Controller Elevation of Privilege Vulnerability
Vulnerability data from NVD (NIST) · CISA KEV · EPSS