CVE-2026-63305
highpriority · track · 1EPSS 0.018 · 78 %ileEUEPSS · scored 2026-10-27
AVideo through 29.0 contains an OS command injection vulnerability in the ffmpeg.json.php endpoint where notifyCode and callback parameters are concatenated into a shell command without escaping. Attackers who can craft a valid encrypted payload can inject arbitrary shell metacharacters into these fields to execute OS commands as the web-server user.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.2–9.2
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (1)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (6)
External citations — patches, advisories, analysis.
- https://github.com/WWBN/AVideo/security/advisories/GHSA-g9x9-q7qj-6mv5cnnvd
- https://www.vulncheck.com/advisories/avideo-through-os-command-injection-via-ffmpeg-json-phpcnnvd
- https://github.com/WWBN/AVideo/security/advisories/GHSA-g9x9-q7qj-6mv5enisa_euvd
- https://www.vulncheck.com/advisories/avideo-through-os-command-injection-via-ffmpeg-json-phpenisa_euvd
- https://github.com/WWBN/AVideo/security/advisories/GHSA-g9x9-q7qj-6mv5nvd
- https://www.vulncheck.com/advisories/avideo-through-os-command-injection-via-ffmpeg-json-phpnvd
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