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CVE-2026-86131criticalCWE-295CWE-829CWE-94

Fireware OS Code Injection in BOVPN Over TLS Client Allows Remote Code Execution

28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9.2epss 0.3%
exploitation probability
0.3%top 76% of all CVEs
observed exploitation
nono source reports it
A code injection vulnerability in WatchGuard Fireware OS's BOVPN Over TLS client configuration handling allows an attacker who controls the remote VPN server to execute arbitrary commands as root on the connecting Firebox.
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
Affected products
WatchGuard · Fireware OS