EUVD-2026-41453

An Out-of-bounds Write vulnerability in WatchGuard Fireware OS ikestubd process could allow an authenticated privileged user to execute arbitrary code via a specially crafted requests to the Management Web UI.This vulnerability affects Fireware OS 12.1 up to and including 12.12 and 2025.1 up to a...

CVE-2026-13383

An Out-of-bounds Write vulnerability in WatchGuard Fireware OS ikestubd process could allow an authenticated privileged user to execute arbitrary code via a specially crafted requests to the Management Web UI.This vulnerability affects Fireware OS 12.1 up to and including 12.12 and 2025.1 up to a...

CVE-2026-13383 WatchGuard Firebox ikestubd Out of Bounds Write Vulnerability

An Out-of-bounds Write vulnerability in WatchGuard Fireware OS ikestubd process could allow an authenticated privileged user to execute arbitrary code via a specially crafted requests to the Management Web UI.This vulnerability affects Fireware OS 12.1 up to and including 12.12 and 2025.1 up to a...

CVE-2026-13383

An Out-of-bounds Write vulnerability in WatchGuard Fireware OS ikestubd process could allow an authenticated privileged user to execute arbitrary code via a specially crafted requests to the Management Web UI.This vulnerability affects Fireware OS 12.1 up to and including 12.12 and 2025.1 up to a...

CVE-2026-13383

CVE-2026-13383 is an Out-of-bounds Write vulnerability in WatchGuard Fireware OS ikestubd. An authenticated privileged user could potentially execute arbitrary code via specially crafted requests to the Management Web UI. Affected: Fireware OS 12.1–12.12 and 2025.1–2026.2. Impact severity is high...

PT-2026-55334

Name of the Vulnerable Software and Affected Versions Fireware OS versions 12.1 through 12.12 Fireware OS versions 2025.1 through 2026.2 Description An Out-of-bounds Write occurs in the ikestubd process, which may allow an authenticated privileged user to execute arbitrary code by sending special...