CVE-2026-64625 | AVideo before 29.0 contains an incomplete fix for CVE-2026-4… | CVSS 9.8 CRITICAL

Description

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.

Metadata

CVE ID: CVE-2026-64625
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-07-20 11:58 UTC
Published: 2026-07-20 21:50 UTC
Last updated: 2026-07-20 21:50 UTC
Primary CWE: CWE-78
Improper Neutralization of Special Elements used in an OS Co…
Vendor / Product: WWBN / AVideo
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

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

Affected products (1)

Vendor	Product	Platform	Versions
WWBN	AVideo	—	0 < 29.0

Weakness (CWE)

CWE	Source	Description
CWE-78	cna	Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CVSS scores (2)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3	CRITICAL	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

References (2)

GitHub Security Advisory (GHSA-rc5x-vh5v-473f) https://github.com/WWBN/AVideo/security/advisories/GHSA-rc5x-vh5v-473f
VulnCheck Advisory: AVideo before 29.0 OS Command Injection via execAsync https://www.vulncheck.com/advisories/avideo-before-os-command-injection-via-execasync