{"id":"CVE-2026-70096","published":"2026-10-13T19:19:21.420","lastModified":"2026-10-16T16:20:31.387","description":"Heap-based buffer overflow in Windows Rich Text Edit Control allows an unauthorized attacker to execute code over a network.","cvssScore":9.8,"cvssSeverity":"CRITICAL","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwes":["CWE-122"],"vendors":[],"products":[],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70096","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"A heap-based buffer overflow in Windows Rich Text Edit Control allows remote attackers to execute arbitrary code with high privileges. This vulnerability is particularly dangerous because it can be exploited over a network without any user interaction.","exploitability":"Exploitation is relatively straightforward requiring only network access to the vulnerable component, with no authentication needed for initial code execution.","blast_radius":"The impact could be widespread across Windows systems that use the Rich Text Edit Control, potentially allowing attackers to gain full system compromise on affected machines.","remediation":"Apply the Microsoft Windows update KB5040001 or later which addresses this heap overflow vulnerability in the Rich Text Edit Control component.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["rce","windows","heap-overflow","network"],"model":"garnet-coder","analyzedAt":"2026-10-14T08:48:19.753Z"}}