EUVD-2026-73577
GHSA-qqq4-whcv-683w
Severity by source
AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Local-only access required (AV:L), low-privileged authenticated session needed (PR:L), heap-grooming UAF exploitation requires non-trivial timing or state manipulation (AC:H), full post-escalation impact.
Primary rating from NVD.
CVSS VectorNVD
Lifecycle Timeline
4DescriptionNVD
Use after free in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
AnalysisAI
Local privilege escalation in the Windows Device Association Service enables an authenticated low-privileged attacker to gain full SYSTEM-level control via a use-after-free memory corruption flaw. The vulnerability spans Windows 10, Windows 11, and Windows Server 2019 through 2025, representing an extraordinarily broad attack surface across enterprise and consumer environments. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The attacker must have an authenticated local session with at minimum low-privileged (standard user) access on the affected Windows host - PR:L in the CVSS vector confirms no anonymous or unauthenticated exploitation path. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 7.0 score and AV:L/AC:H/PR:L vector accurately represent a local privilege escalation with non-trivial exploitation requirements. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Apply the vendor-released patches distributed through Windows Update or WSUS as part of the applicable Patch Tuesday release. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, inventory all Windows endpoints and servers running Windows 10, Windows 11, Windows Server 2019, 2022, and 2025, and classify by criticality; simultaneously verify patch availability from your OS vendor. …
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Same weakness CWE-416 – Use After Free
View allSame technique Privilege Escalation
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External POC / Exploit Code
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