CVE-2026-48056
Received Received - Intake

Arbitrary Local Binary Execution in Streambert

Publication date: 2026-08-11

Last updated on: 2026-08-11

Assigner: GitHub, Inc.

Description
Streambert is a cross-platform Electron Desktop App to stream and download video content. Versions prior to 2.5.0 improperly validate executable paths supplied to the  run-download  IPC handler, allowing a compromised renderer process to execute arbitrary local binaries with the application’s privileges. Version 2.5.0 contains a patch.

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Meta Information

Published
2026-08-11
Last Modified
2026-08-11
Generated
2026-08-11
AI Q&A
2026-08-11
EPSS Evaluated
N/A
NVD
CVE-2026-48056
EUVD
EUVD-2026-56148

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
truelockmc streambert to 2.5.0 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-749 The product provides an Applications Programming Interface (API) or similar interface for interaction with external actors, but the interface includes a dangerous method or function that is not properly restricted.
CWE-20 The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

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Executive Summary

CVE-2026-48056 is a critical vulnerability in Streambert versions prior to 2.5.0. It involves improper validation of executable paths in the run-download IPC handler, allowing a compromised renderer process to execute arbitrary local binaries with the application's privileges.

Detection Guidance

Check if Streambert versions prior to 2.5.0 are installed by inspecting the application version or installation directory. Monitor for unexpected child processes spawned by Streambert using tools like Process Explorer or ps aux on Linux/macOS. Look for suspicious IPC handler invocations in Developer Tools console logs if the application is running.

Impact Analysis

This vulnerability allows an attacker to execute arbitrary code on your system with the same privileges as Streambert. This could lead to full system compromise, data theft, or installation of malware. Attackers could use Developer Tools to trigger the vulnerability.

Mitigation Strategies

Upgrade Streambert to version 2.5.0 or later immediately. If upgrading is not possible, restrict execution permissions for Streambert or block untrusted network access to the application. Disable Developer Tools in production environments to prevent IPC handler manipulation.

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