CVE-2026-64625: AVideo before 29.0 OS Command Injection via execAsync

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-20 · updated 2026-10-24
Weakness: CWE-78

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.

Affected products

WWBN AVideo: before 29.0 — fixed in 29.0

How to fix

Upgrade to a fixed version: WWBN AVideo 29.0. Check the vendor advisory for mitigations.

References

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

Get alerted when CVE-2026-64625 or the next vulnerability affects your stack