{"id":"CVE-2026-83780","published":"2026-10-13T19:20:26.917","lastModified":"2026-10-13T21:18:49.650","description":"Use after free in Windows CCFFilter Driver 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-416"],"vendors":[],"products":[],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83780","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"A use-after-free vulnerability in the Windows CCFFilter driver allows remote attackers to execute arbitrary code with high privileges. This flaw occurs when the driver improperly handles memory after it has been freed, creating a potential path for privilege escalation and remote code execution.","exploitability":"Exploitation is relatively straightforward for skilled attackers with network access, requiring no user interaction or authentication, though it may require specific system configurations to achieve reliable code execution.","blast_radius":"The vulnerability could impact a wide range of Windows systems that use the CCFFilter driver, potentially allowing attackers to gain full system compromise and execute malicious code remotely without any user interaction.","remediation":"Apply the latest Windows updates from Microsoft's Security Response team that include patches for the CCFFilter driver, specifically targeting the Windows 10/11 versions affected by this vulnerability.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["rce","privilege-escalation","windows"],"model":"garnet-coder","analyzedAt":"2026-10-14T08:49:31.982Z"}}