CVE-2026-107421 in Broadcast Live Video Plugin
Summary
by MITRE • 10/15/2026
Session Fixation vulnerability in VideoWhisper.com Broadcast Live Video videowhisper-live-streaming-integration allows Session Hijacking.This issue affects Broadcast Live Video: from n/a through 7.3.2.
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Analysis
by VulDB Data Team • 10/15/2026
The identified security flaw represents a classic session fixation attack vector within the VideoWhisper.com Broadcast Live Video integration, specifically impacting versions ranging from non-applicable initial releases up to version 7.3.2. This vulnerability stems from an inadequate implementation of session management protocols by the application server or its associated web components. In a typical secure architecture, when a user authenticates or initiates a new interaction with a sensitive service, the system should generate a fresh, random session identifier that is unique to that specific client and time-bound. However, in this vulnerable configuration, the application fails to invalidate existing sessions upon authentication or allows an attacker to inject a predetermined session token into the user's browser context before any legitimate login attempt occurs. This fundamental failure in state management creates a predictable entry point for malicious actors seeking to compromise active user accounts without needing valid credentials such as passwords or multi-factor authentication tokens.
From a technical perspective, this flaw aligns directly with Common Weakness Enumeration category CWE-384, which defines Session Fixation as the act of forcing a victim's session identifier to be known by an attacker prior to authentication. The operational mechanism involves the attacker first obtaining a valid-looking session ID from the target application, often through URL manipulation or cookie injection via cross-site scripting vectors if present in conjunction with other flaws. The attacker then tricks the legitimate user into using this specific session ID, typically by embedding it in a link sent via phishing email or malicious website. When the victim logs in to their account while carrying this pre-existing session token, the server accepts the login request but retains the original session identifier rather than issuing a new one. Consequently, the attacker now possesses a valid, authenticated session cookie that corresponds directly to the victim's active user privileges and data access rights.
The impact of this vulnerability is severe because it effectively bypasses traditional authentication controls. An adversary who successfully exploits this flaw gains full unauthorized access to the victim’s account within the Broadcast Live Video platform. This can lead to a wide array of malicious activities depending on the permissions associated with the compromised session. These may include viewing private live streams, accessing user-specific configuration settings, manipulating broadcast schedules, or potentially exfiltrating sensitive data stored in association with that session. In environments where video streaming involves personal communications or proprietary content, this breach compromises both confidentiality and integrity. The attacker can operate undetected for as long as the session remains active, making it difficult to trace the origin of malicious actions back to a specific IP address or login event since all activity appears to originate from the legitimate user's authenticated state.
This type of vulnerability is frequently categorized under MITRE ATT&CK technique T1078, specifically relating to Valid Accounts and potentially T1528 for Steal Application Access Token if tokens are involved in the session management flow. The lack of proper session regeneration after authentication events is a critical oversight that violates fundamental web security best practices outlined by organizations such as OWASP (Open Web Application Security Project). To mitigate this risk, developers must ensure that every successful login or privilege escalation triggers the generation of a new, cryptographically secure random session identifier. Furthermore, existing sessions should be invalidated immediately upon authentication to prevent reuse. Implementing strict cookie attributes such as HttpOnly and Secure can also help reduce the surface area for related attacks like cross-site scripting, although they do not directly fix the fixation logic itself. Regular security audits focusing on state management and adherence to CWE-384 remediation guidelines are essential to closing this gap in the application's defense-in-depth strategy.