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Severe, 6 weeks977Projects326

977 severe, 6 weeks · 326 projects

MicrosoftCVE-2026-69577

Microsoft Windows Server: out-of-bounds read

Microsoft

CVE-2026-69577 · Published Oct 13, 2026 · updated Oct 27, 2026

High7.5
Fix: upgrade to 10.0.17763.9376 or later (3 fixed versions below)
Microsoft advisory

Out-of-bounds read in Microsoft Azure Attestation service and Device Health Attestation Service allows an unauthorized attacker to disclose information over a network.

Affected versions

PackageAffectedFixed in
Windows Server 2019
Product
>= 10.0.17763.0, < 10.0.17763.937610.0.17763.9376
Windows Server 2019 (Server Core installation)
Product
>= 10.0.17763.0, < 10.0.17763.937610.0.17763.9376
Windows Server 2022
Product
>= 10.0.20348.0, < 10.0.20348.576110.0.20348.5761
Windows Server 2025
Product
>= 10.0.26100.0, < 10.0.26100.3365010.0.26100.33650
Windows Server 2025 (Server Core installation)
Product
>= 10.0.26100.0, < 10.0.26100.3365010.0.26100.33650
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-125

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