CVE-2026-89252

AVideo Missing Authorization in addLiveLink.php LiveLink Update

MEDIUM
6.5
CVSS Score
Published: September 11, 2026 at 11:15 AM UTC
Updated: September 15, 2026 at 05:17 PM UTC
1 product affected across 1 vendorAVideo

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ c3edcc274c389816d434acadac07ee78eaf330c1

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-639

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