CVE-2026-64625

CRITICAL 9.8

AVideo before 29.0 OS Command Injection via execAsync

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

AVideo before 29.0 contains an incomplete fix for CVE-2026-45578 where execAsync() re-wraps escaped commands in double-quoted sh -c, allowing command substitution via $() and backticks. Attackers can inject arbitrary OS commands through the Live plugin on_publish.php endpoint despite escapeshellarg() protection.

CWE	CWE-78
Vendor	wwbn
Product	avideo
Published	Jul 20, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

WWBN / AVideo

0 < 29.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/WWBN/AVideo/security/advisories/GHSA-rc5x-vh5v-473f vulncheck.com: https://www.vulncheck.com/advisories/avideo-before-os-command-injection-via-execasync