CVE-2026-8247
High · 8.8CVSS
8.8
EPSS
—
Published
Jul 3, 2026
CISA due date
—
The record
An Out-of-bounds Write vulnerability in WatchGuard Fireware OS may allow an unauthenticated attacker on the same local network segment to execute arbitrary code. This vulnerability affects Fireware OS 11.0 up to and including 11.12.4_Update1, 12.0 up to and including 12.12 and 2025.1 up to and including 2026.2.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
Related vulnerabilities
- CVE-2026-111497 A buffer overflow vulnerability in the Brotli decoder (c/dec/decode.c) in Google Brotli… CWE-787
- CVE-2026-112397 Pillow is a Python imaging library. CWE-787
- CVE-2026-112059 libLAS through 1.8.1 contains a heap out-of-bounds write vulnerability in the point… CWE-787
- CVE-2026-89088 A flaw was found in parted. CWE-787
- CVE-2026-89085 A flaw was found in parted. CWE-787
- CVE-2026-85746 MariaDB server is a community developed fork of MySQL server. CWE-787
- CVE-2026-107815 MariaDB server is a community developed fork of MySQL server. CWE-787
- CVE-2026-56851 The Nickname profile can panic with an out-of-bounds slice error when transforming… CWE-787