CVE-2026-4315Medium· 6.5▾ SunlitA Cross-Site Request Forgery (CSRF) vulnerability in the WatchGuard Fireware OS WebUI could allow a remote attacker to trigger a denial-of-service (DoS) condition in the Fireware Web UI by convincing an authenticated administrator into v…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 35.8 · likelihood 0 · exploitation 0
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Exploit-prediction probability, daily snapshots since Aug 14.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.2%
0.2% → 0.2%
A Cross-Site Request Forgery (CSRF) vulnerability in the WatchGuard Fireware OS WebUI could allow a remote attacker to trigger a denial-of-service (DoS) condition in the Fireware Web UI by convincing an authenticated administrator into visiting a malicious web page.
fireware >= 2025.1, < 2026.2fireware >= 12.5, < 12.5.18fireware >= 11.8, < 11.12.4fireware = 11.12.4fireware >= 12.0, < 12.12Upgrade past the affected range:
fireware 12.12Connected by shared product, vendor, weakness, or advisory.
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