{"id":"CVE-2026-112709","aliases":[],"title":"Fireware OS Heap Buffer Overflow in AD Authentication Service Allows Pre-Authentication Remote Code Execution","description":"A heap-based buffer overflow vulnerability in the Fireware OS authentication service allows an attacker who controls or intercepts traffic to the configured Active Directory server to create a denial of service condition and potentially execute arbitrary code by returning a specially crafted response.","severity":"critical","score":9.2,"published":"2026-10-27T15:52:28.465Z","modified":"2026-10-27T15:52:28.465Z","withdrawn":false,"knownExploited":false,"affected":[],"references":["https://psirt.watchguard.com/CVE-2026-112709"],"sources":[{"name":"CVE","id":"CVE-2026-112709","modified":"2026-10-27T15:52:28.465Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-112709"}],"assessments":[{"source":"CNA","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":9.2}]}