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CVE-2026-29058— AVideo: Unauthenticated OS Command Injection via base64Url in objects/getImage.php

Quick assessment

Affected
WWBN AVideo-Encoder
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

AVideo是World Wide Broadcast Network开源的一个广播网络创建工具。 AVideo 7.0之前版本存在操作系统命令注入漏洞，该漏洞源于未经身份验证的攻击者可通过向base64Url GET参数注入shell命令替换来执行任意操作系统命令，可能导致完全服务器入侵、数据渗漏和服务中断。

CVSS 9.8 · Critical EPSS 1.63% · P75

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-29058

Vulnerability Information
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Vulnerability Title
AVideo: Unauthenticated OS Command Injection via base64Url in objects/getImage.php
Source: CVE Program / CVE List V5
Vulnerability Description
AVideo is a video-sharing Platform software. Prior to version 7.0, an unauthenticated attacker can execute arbitrary OS commands on the server by injecting shell command substitution into the base64Url GET parameter. This can lead to full server compromise, data exfiltration (e.g., configuration secrets, internal keys, credentials), and service disruption. This issue has been patched in version 7.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
AVideo 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AVideo是World Wide Broadcast Network开源的一个广播网络创建工具。 AVideo 7.0之前版本存在操作系统命令注入漏洞，该漏洞源于未经身份验证的攻击者可通过向base64Url GET参数注入shell命令替换来执行任意操作系统命令，可能导致完全服务器入侵、数据渗漏和服务中断。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
WWBN AVideo-Encoder < 7.0 -

II. Public POCs for CVE-2026-29058

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III. Intelligence Information for CVE-2026-29058

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Vendor Advisories for CVE-2026-29058 (1)

Same Patch Batch · WWBN · 2026-03-06 · 4 CVEs total

CVE-2026-28501 9.8 CRITICAL WWBN AVideo: Unauthenticated SQL Injection via JSON Request Bypass in objects/videos.json.
CVE-2026-29093 8.1 HIGH WWBN AVideo: Unauthenticated PHP session store exposed to host network via published memca
CVE-2026-28502 WWBN AVideo: Authenticated Remote Code Execution via Unsafe Plugin ZIP Extraction

IV. Related Vulnerabilities

Same product: AVideo-Encoder
Same vendor: WWBN
Same weakness: CWE-78

V. Comments for CVE-2026-29058

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