Arbitrary OS Command Execution Vulnerability in AVideo by WWBN
CVE-2026-29058

9.8CRITICAL

Key Information:

Vendor

Wwbn

Status
Avideo-encoder
Vendor
CVE Published:
6 March 2026

What is CVE-2026-29058?

AVideo, a video-sharing platform developed by WWBN, is susceptible to an arbitrary OS command execution vulnerability. Attackers can exploit this weakness by injecting shell command substitution through the base64Url GET parameter, allowing them to execute arbitrary commands on the server without authentication. This could lead to severe consequences, including full server compromise, unauthorized data access, and potential service disruptions. Users are advised to upgrade to version 7.0 or higher, where this vulnerability has been resolved.

Affected Version(s)

AVideo-Encoder < 7.0

References

https://github.com/WWBN/AVideo-Encoder/security/advisorie...
x_refsource_CONFIRM

EPSS Score

42% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.