EUVD-2026-72960
GHSA-xpr5-8j8g-3m6g
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Local driver interaction requires PR:L; read-only memory disclosure yields C:H with no integrity or availability impact.
Primary rating from Vendor (microsoft).
CVSS VectorVendor: microsoft
Lifecycle Timeline
4DescriptionCVE.org
Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to disclose information locally.
AnalysisAI
Out-of-bounds read in Windows Spaceport.sys exposes adjacent kernel memory to locally authenticated, low-privilege users across a broad range of Windows 10, 11, and Server releases. The flaw is classified CWE-125 and carries a CVSS 5.5 with high confidentiality impact but no integrity or availability consequence, making it an information-disclosure primitive rather than a full code-execution path. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires an authenticated local session with at least low-privilege (standard user) access on a vulnerable Windows system; no administrator or elevated rights are needed. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The real-world priority for this vulnerability is moderate. … 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 applicable Microsoft cumulative update for each affected Windows version as listed in the MSRC advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69390. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Information Disclosure
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External POC / Exploit Code
Leaving vuln.today