FO
Product
Fireware OS
by WatchGuard · last CVE Oct 27, 2026
On CISA KEVExploited in the wildRansomware-linked
84
CVEs
2
On KEV
9.8
Max CVSS
32
New 30D
Severity mix
Critical 14High 44Medium 26Low 0
Watch

Add Fireware OS to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2025-14733
RansomwareIn wildKEV
9.8
29%
Dec 19
WatchGuard Firebox iked Out of Bounds Write Vulnerability
Affected: 2025.1 before 2025.1.4; 12.0 before 12.11.6; 11.10.2 through 11.12.4+541730; 12.0 before 12.3.1+728352; 12.0 before 12.5.15
CVE-2025-9242
In wildKEV
9.8
92%
Sep 17
WatchGuard Firebox iked Out of Bounds Write Vulnerability
Affected: 11.0 through 11.12.4+541730; 12.0 before 12.11.4; 2025.0 before 2025.1.1; 12.0 before 12.3.1+722811; 12.0 before 12.5.13
CVE-2026-86131
9.8
0%
Sep 29
Fireware OS Code Injection in BOVPN Over TLS Client Allows Remote Code Execution
Affected: 2026.3 before 2026.3.2; 2025.0 before 2026.2.3; 12.0 before 12.12.3; 12.0 before 12.5.21
CVE-2026-103594
New
9.5–Oct 27
Fireware OS Stack Buffer Overflow in WireGuard Configuration Allows Remote Code Execution
Affected: 2026.2 before 2026.4; 12.12 before 12.12.4
CVE-2026-90465
New
9.4–Oct 27
Fireware OS Missing Authentication in FireCluster Sync Allows Privilege Escalation
Affected: 2025.1 before 2026.4; 12.0 before 12.12.4; 12.0 before 12.5.22
CVE-2026-19315
9.3
1%
Aug 27
Fireware OS Pre-Authentication Type Confusion in iked Allows Remote Code Execution
Affected: 2025.0 before 2026.2.2; 12.0 before 12.12.2; 2026.3 before 2026.3.1; 12.0 before 12.5.20
CVE-2026-13086
9.3
1%
Aug 27
Fireware OS Stack-Based Buffer Overflow in Mobile Security epm Endpoint
Affected: 2025.0 before 2026.2.2; 12.0 before 12.12.2; 2026.3 before 2026.3.1; 12.0 before 12.5.20
CVE-2026-19313
9.3
1%
Aug 27
Fireware OS Pre-Authentication Heap Buffer Overflow in iked Allows Remote Code Execution
Affected: 2025.0 before 2026.2.2; 12.0 before 12.12.2; 12.0 before 12.5.20; 2026.3 before 2026.3.1
CVE-2026-19318
9.3
1%
Aug 27
Fireware OS Pre-Authentication Stack Buffer Overflow in iked Allows Remote Code Execution
Affected: 2025.0 before 2026.2.2; 12.0 before 12.12.2; 12.0 before 12.5.20; 2026.3 before 2026.3.1
CVE-2026-112709
New
9.2–Oct 27
Fireware OS Heap Buffer Overflow in AD Authentication Service Allows Pre-Authentication Remote Code Execution
Affected: 2025.1 before 2026.4; 12.0 before 12.12.4; 12.0 before 12.5.22
CVE-2026-112710
New
9.2–Oct 27
Fireware OS Heap Buffer Overflow in AD Authentication Service Allows Pre-Authentication Remote Code Execution
Affected: 2025.1 before 2026.4; 12.0 before 12.12.4; 12.0 before 12.5.22
CVE-2026-93857
New
9.2–Oct 27
Fireware OS Pre-Authentication Stack Buffer Overflow in SIP Proxy Allows Remote Code Execution
Affected: 2025.1 before 2026.4; 12.0 before 12.12.4; 12.0 before 12.5.22
CVE-2026-93866
New
9.2–Oct 27
Fireware OS Pre-Authentication Integer Overflow in Access Portal Allows Out-of-Bounds Write
Affected: 2025.1 before 2026.4; 12.0 before 12.12.4; 12.0 before 12.5.22
CVE-2026-93865
New
9.2–Oct 27
Fireware OS Missing Authentication in FireCluster Sync Daemon Allows Remote Root Action Injection
Affected: 2025.1 before 2026.4; 12.0 before 12.12.4; 12.0 before 12.5.22
Showing 14