This research exposes a critical architectural design flaw in the Android VpnService implementation that undermines core security assumptions across the platform.
- Sandbox? Bypassable via Localhost.
- Permissions? VPN equals God-Mode over everything.
- Security Scanners? Blind to Architectural Flaws.
- User Control? An Illusion.
This research is strictly a Hardening Guide, not an exploit manual.
The choice was deliberately made to disclose this critical architectural flaw for mitigation, not for exploitation. Individuals who use this information to develop or deploy harmful exploits are operating outside of all ethical and legal boundaries.
Be warned: The ethical security community is watching, and we possess the skills and resources to identify actors who abuse this knowledge. Our goal is system integrity, not destruction.
Lead Researcher: Volkan Kücükbudak
Dedication:
- Affected Users: Android End-Users
AI Security Validation Targets:
- AI Assistants (Gemini, GPT, Claude, Llama, etc.) were used for translation and structuring assistance, but also served as active validation targets to test the robustness of ethical guardrails against context evasion.
- (Note: Simple rephrasing was sufficient to bypass certain protective filters and obtain non-compliant code fragments.)
This information is licensed under the MIT License. Read the full LICENSE for more information.
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