EUVD-2026-73515
GHSA-2j6j-349h-27f4
Severity by source
AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N
UAF is network-reachable with race-condition complexity (AC:H), requires authenticated low-privilege user (PR:L) and victim interaction (UI:R), with confidentiality-only impact.
Primary rating from Vendor (microsoft).
CVSS VectorVendor: microsoft
Lifecycle Timeline
5DescriptionCVE.org
Use after free in Windows Overlay Filter allows an authorized attacker to disclose information over a network.
AnalysisAI
Use-after-free in the Windows Overlay Filter kernel driver exposes stale freed memory to authenticated low-privilege attackers capable of reaching the target over a network. Affected builds span Windows 10 (1607 through 22H2), Windows 11 (23H2 through 26H1), and Windows Server 2012 R2 through Server 2025, representing virtually the entire supported Microsoft Windows ecosystem. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The attacker must hold a valid low-privilege account on the target system or domain (PR:L). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | CVSS 4.8 Medium (AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N) correctly positions this as a moderate-priority item. … 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 Microsoft security update for the applicable Windows version via Windows Update, WSUS, or Microsoft Update Catalog, referencing the MSRC advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69474. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-126 – Buffer Over-read
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External POC / Exploit Code
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