CVE-2026-8247

WatchGuard Firebox admd Out of Bounds Write Vulnerability

CVSS 7.7 HIGHEPSS 0.2%CWE-120

Vexday Risk Score

21Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 7.7EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Ciclo de vida

02 jul 2026Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

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.

CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Produtos afetados

WatchGuard · Fireware OS

Referências

https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00026