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Description

WWBN AVideo is an open source video platform. In versions up to and including 26.0, the standalone live stream control endpoint at `plugin/Live/standAloneFiles/control.json.php` accepts a user-supplied `streamerURL` parameter that overrides where the server sends token verification requests. An attacker can redirect token verification to a server they control that always returns `{"error": false}`, completely bypassing authentication. This grants unauthenticated control over any live stream on the platform, including dropping active publishers, starting/stopping recordings, and probing stream existence. Commit 388fcd57dbd16f6cb3ebcdf1d08cf2b929941128 contains a patch.

PUBLISHED Reserved 2026-03-23 | Published 2026-03-23 | Updated 2026-03-24 | Assigner GitHub_M




CRITICAL: 9.4CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H

Problem types

CWE-287: Improper Authentication

Product status

<= 26.0
affected

References

github.com/...AVideo/security/advisories/GHSA-9hv9-gvwm-95f2

github.com/...ommit/388fcd57dbd16f6cb3ebcdf1d08cf2b929941128

cve.org (CVE-2026-33716)

nvd.nist.gov (CVE-2026-33716)

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