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CVE-2026-33650

CVE-2026-33650 · AVideo's Video Moderator Privilege Escalation via Ownership Transfer Enables Arbitrary Video Deletion

This page contains facts from public vulnerability sources. Check the original advisory before updating.

WWBN AVideo is an open source video platform. In versions up to and including 26.0, a user with the "Videos Moderator" permission can escalate privileges to perform full video management operations — including ownership transfer and deletion of any video — despite the permission being documented as only allowing video publicity changes (Active, Inactive, Unlisted). The root cause is that `Permissions::canModerateVideos()` is used as an authorization gate for full video editing in `videoAddNew.json.php`, while `videoDelete.json.php` only checks ownership, creating an asymmetric authorization boundary exploitable via a two-step ownership-transfer-then-delete chain. Commit 838e16818c793779406ecbf34ebaeba9830e33f8 contains a patch.

CVSS 7.6 · High · EPSS 0.2%

Published
Updated

Stack: php

Affected products and versions

  • avideo

    Versions
    • <= 26.0: Affected

    No fix published

  • wwbn/avideo Packagist

    Versions
    • 10.4
    • 10.8
    • 11
    • 11.1
    • 11.1.1
    • 11.5
    • 11.6
    • 12.4
    • 14.3
    • 14.3.1
    • 14.4
    • 18.0
    • 21.0
    • 22.0
    • 24.0
    • 25.0
    • 26.0
    Affected ranges
    • ECOSYSTEM: ≤ 26.0

    No fix published

Original sources

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