How broadly exploitable is this vulnerability?

The chain is remotely exploitable by any unauthenticated attacker who can reach the affected CloneSite endpoints over the network. Because no initial login is required and the database dump plus weak hashing make privilege escalation straightforward, the exposure is effectively full remote code execution.

What level of access does an attacker need to exploit this issue?

Initially, none; only network access to the vulnerable AVideo instance is required. The attack progresses from unauthenticated access to clone secrets, to database access, to recovered admin credentials, and finally to code execution via command injection under the context of the application or web server user.

What is the safest general fix pattern for developers?

Apply a layered fix: - Enforce strict authentication and authorization on all clone- and backup-related endpoints. - Remove or redesign any API that exposes secrets or allows unbounded database dumping. - Replace string-based shell command construction with safe process execution APIs and robust input validation. - Upgrade password handling to use modern, salted, and adaptive hashing functions. This combination addresses both the immediate exploit chain and its underlying design flaws.

Severity:

CRITICAL RISK

(10.0)

Authentication Bypass & OS Command Injection (CWE-284, CWE-78) in WWBN AVideo CloneSite Plugin

CVE-2026-33478

Published:

Mar 23, 2026

Status:

Analyzed

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

NDV

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HIGH RISK

HIGH

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Privilege Escalation via Bypassed Access Control

May 6, 2026

Vulnerability Type

Category:

Authentication Bypass and OS Command Injection

CWE:

CWE-78;CWE-284

Impact:

Remote Code Execution with Full Application Compromise

Severity:

CRITICAL RISK

(10.0)

CVSS Version:

3.1

Vulnerability Type

Category:

Authentication Bypass and OS Command Injection

CWE:

CWE-78;CWE-284

Impact:

Remote Code Execution with Full Application Compromise

Severity:

CRITICAL RISK

(10.0)

CVSS Version:

3.1

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Authentication Bypass & OS Command Injection (CWE-284, CWE-78) in WWBN AVideo CloneSite Plugin

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

Recent Vulnerabilities

HIGH RISK

HIGH

(8.6)

Server-Side Request Forgery (CWE-918) in OpenClaw Zalo Plugin sendPhoto

HIGH RISK

HIGH

(8.8)

Authorization Bypass (CWE-863) in OpenClaw Matrix Room Control Commands

Vulnerability Type

Vulnerability Type

Vulnerability Type

Catch This CVE While Code Is Being Written

Ship clean & secure code faster

Ship clean & secure code faster

Ship clean & secure code faster

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