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TI-2026-21444 Aliases CVE-2026-26959

ADB Explorer Vulnerable to RCE via Insufficient Input Validation

Priority LOW 35CWE-829Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-829.

Summary

ADB Explorer is a fluent UI for ADB on Windows. Versions 0.9.26020 and below fail to validate the integrity or authenticity of the ADB binary path specified in the ManualAdbPath setting before executing it, allowing arbitrary code execution with the privileges of the current user. An attacker can exploit this by crafting a malicious App.txt settings file that points ManualAdbPath to an arbitrary executable, then convincing a victim to launch the application with a command-line argument directing it to the malicious configuration directory. This vulnerability could be leveraged through social engineering tactics, such as distributing a shortcut bundled with a crafted settings file in an archive, resulting in RCE upon application startup. Thus issue has been fixed in version 0.9.26021.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00198 9th percentileScored 2026-11-07
Fix Fixed ADB-Explorer (Alex4SSB): 0.9.26021

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Alex4SSBADB-Explorerbefore 0.9.260210.9.26021Patch availableCNA
  • ADB-Explorer VendorAlex4SSB Affected before 0.9.26021 Fixed in 0.9.26021 Patch available CNA

Remediation

  • Fix · CNA ADB-Explorer (Alex4SSB) Fixed in 0.9.26021

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-26959

References

  • TI-2026-22001 ADB-Explorer: UNC Path Support in ManualAdbPath Leads to Remote Code Execution (RCE) CVSS 4.0HIGH 8.8
  • TI-2026-21199 ADB Explorer Vulnerable to Remote Code Execution via Insecure Deserialization CVSS 3.1HIGH 7.8
  • TI-2026-21567 ADB Explorer is Vulnerable to Arbitrary Directory Deletion via Command-Line Argument CVSS 3.1HIGH 7.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences