Cyberfox vulnerabilities

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Published CVEs affecting Cyberfox products: 1 record(s), with severity, exploitation and fixes.

Cyberfox Web Browser 1

Exploited only (KEV) →

CVE-2021-47784 High · 7.5 CWE-770 Jan 15, 2026

Cyberfox Web Browser 52.9.1 - Denial of Service (PoC)

Cyberfox Web Browser 52.9.1 contains a denial of service vulnerability that allows attackers to crash the application by overflowing the search bar with excessive data. Attackers can generate a 9,000,000 byte payload and paste it into the search bar to trigger an application crash.