Is CVE-2026-63304 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-63304?

CVE-2026-63304 has a CVSS v3 severity of HIGH (8.1).

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CVE-2026-63304

Description

AVideo through 29.0 contains an OS command injection vulnerability in plugin/API/standAlone/functions.php where the listFFmpegProcesses() function interpolates unsanitized keyword parameters inside single quotes without escaping. Attackers who can craft a valid encrypted codeToExec payload can break out of the single-quoted grep context and execute arbitrary OS commands as the web-server user.