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CVE-2026-89250: Missing Authentication for Critical Function in WWBN AVideo

0
High
VulnerabilityCVE-2026-89250cvecve-2026-89250
Published: 09/11/2026 (09/11/2026, 11:15:28 UTC)
Source: CVE Database V5
Vendor/Project: WWBN
Product: AVideo

Description

WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains an unauthenticated file read vulnerability in the getRecordedFile.php endpoint that streams recorded FLV files from the temporary directory. Attackers can request the endpoint with a known or guessed stream key to download recorded live video files without authentication or authorization checks.

CVSS v4.0

Score 8.7high

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vuln. Confidentiality
High
Vuln. Integrity
None
Vuln. Availability
None
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Affected software

WWBN

AVideo

Affected versions
=0
GitHub Actionsmore threats →ai
wwbn/AVideo
pkg:github/wwbn/AVideo
Affected versions
=0

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/11/2026, 11:47:41 UTC

Technical Analysis

WWBN AVideo contains an unauthenticated file read vulnerability in the getRecordedFile.php endpoint, which streams recorded FLV files from a temporary directory. Attackers can exploit this by requesting the endpoint with a known or guessed stream key, bypassing any authentication or authorization checks to download recorded live video files. The vulnerability is identified in version 0 of the product and has a CVSS 4.0 base score of 8.7, indicating high severity due to network attack vector, no required privileges or user interaction, and high impact on confidentiality.

Potential Impact

An attacker can download recorded live video files without any authentication or authorization, potentially exposing sensitive or private video content. This compromises confidentiality of recorded streams and may lead to privacy violations or unauthorized data disclosure.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the getRecordedFile.php endpoint and ensure stream keys are sufficiently complex and kept confidential. Monitor for any updates from WWBN regarding an official fix.

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Technical Details

Data Version
5.2
Assigner Short Name
VulnCheck
Date Reserved
2026-09-11T10:51:59.215Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6aa3e6e091cc7f38481866bf

Added to database: 09/11/2026, 11:32:48 UTC

Last enriched: 09/11/2026, 11:47:41 UTC

Last updated: 09/11/2026, 21:12:43 UTC

Views: 10

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