CVE-2026-89252

AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to verify ownership in addLiveLink.php when updating LiveLinks, allowing authenticated users to modify other users' links. A canStream user can overwrite another user's LiveLink HLS source and metadata by supplying an existing linkId, redirecting viewers to attacker-controlled media.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/WWBN/AVideo/security/advisories/GHSA-m2c6-f5ww-j26v
https://www.vulncheck.com/advisories/avideo-missing-authorization-in-addlivelink-php-livelink-update
https://github.com/WWBN/AVideo/security/advisories/GHSA-m2c6-f5ww-j26v

Configurations

No configuration.

History

No history.

Information

Published : 2026-09-11 12:16

Updated : 2026-09-15 17:17

NVD link : CVE-2026-89252

Mitre link : CVE-2026-89252

CVE.ORG link : CVE-2026-89252

JSON object : View

Products Affected

No product.

CWE

CWE-639

Authorization Bypass Through User-Controlled Key

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