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CVE-2026-33038

HIGH CVSS 3.1: 8.1 EPSS 0.06%
Updated Mar 23, 2026
PHP
Parameter Value
CVSS 8.1 (HIGH)
Affected Versions before 26.0
Fixed In 26.0
Type CWE-306 (Missing Authentication for Critical Function)
Vendor PHP
Public PoC No

WWBN AVideo is an open source video platform. Versions 25.0 and below are vulnerable to unauthenticated application takeover through the install/checkConfiguration.php endpoint. install/checkConfiguration.php performs full application initialization: database setup, admin account creation, and configuration file write, all from an unauthenticated POST input. The only guard is checking whether videos/configuration.php already exists.

On uninitialized deployments, any remote attacker can complete the installation with attacker-controlled credentials and an attacker-controlled database, gaining full administrative access. This issue has been fixed in version 26.0.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
High
Difficult to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Wwbn Avideo
cpe:2.3:a:wwbn:avideo:*:*:*:*:*:*:*:*
26.0