Windows CVE-2026-20868
HIGHCVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionNVD
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
AnalysisAI
Remote code execution in Windows RRAS affects Windows 10 21h2 and Windows Server 2022 variants through a heap-based buffer overflow triggered over the network without authentication. An attacker can exploit this vulnerability to execute arbitrary code with high privileges, though a user interaction is required to trigger the flaw. …
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RemediationAI
Within 7 days: Identify all affected systems and apply vendor patches promptly. If patching is delayed, consider network segmentation to limit exposure.
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