CVE-2026-61359
Windows Storage Elevation of Privilege Vulnerability
HIGH
7.8
CVSS Score
Published: August 11, 2026 at 05:05 PM UTC
Updated: October 8, 2026 at 06:12 PM UTC
6 products affected across 1 vendorWindows Server 2022Windows Server 2025Windows 11 24H2
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Severity
HIGH7.8
Exploit prediction
EPSS 0.3%
SSVC
No known exploit
Description
Heap-based buffer overflow in Windows Storage allows an authorized attacker to elevate privileges locally.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Affected range stops below 10.0.22631.7517, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.26100.9106, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.26100.9168, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.26200.9106, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.26200.9168, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.28000.2704, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.20348.5440, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.20348.5499, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.26100.33222, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.26100.33296, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
Vendor AdvisoryPatch
Source: [email protected]
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-61359SSVC — Action Prioritization
SSVCNo known exploitNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
7.8HIGHmicrosoft
Vector?
Quick Info
StatusANALYZED
CWE
CWE-122
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