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CVE-2026-33096

Last refreshed2026-10-15

Status: UPDATED  |  Advisory ID: CVE-2026-33096

Key Details

CVECVE-2026-33096
CVSS Score / Version
7.5 (High) / CVSS v3.1
Updated2026-10-14
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS Prose
attack vector is network; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is none; integrity impact is none; availability impact is high.
Affected products
see table below
Classified as
CWE-125 (Out-of-bounds Read)

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
MicrosoftWindows 11 (version 23H2)
MicrosoftWindows 11 (version 24H2)
MicrosoftWindows 11 (version 25H2)
MicrosoftWindows 11 (version 26H1)
MicrosoftWindows Server 2025
MicrosoftWindows Server 2022
MicrosoftWindows Server 2022 (version 23H2)
MicrosoftWindows Server 2022, 23H2 Edition (Server Core installation)
SubsystemsOT Supporting Infrastructure
SectorsAll Sectors

What to Know

Out-of-bounds read in Windows HTTP.sys allows an unauthorized attacker to deny service over a network.

What to Do

Monitor Microsoft's web page for any future patch releases. See vendor advisory link below.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-33096
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-33096
Vendor advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33096

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