koi.ai: Urban VPN Proxy Browser Extension Reportedly Harvested and Sold Private AI Chatbot Conversations via Silent Update
Security researchers reported that the Urban VPN Proxy browser extension introduced AI conversation–harvesting functionality in version 5.5.0, released July 9, 2025. The extension allegedly intercepted and exfiltrated private conversations from AI platforms including ChatGPT, Claude, Gemini, Grok, and others without a user-facing opt-out. The data, including sensitive personal and financial information, was reportedly shared with affiliated data brokers for commercial analyt…
AI Incident Database · Incident 1356Operator lens (medium): inspect D1 (input boundary), D2 (output validation), D6 (autonomy oversight).
Event summary
Security researchers reported that the Urban VPN Proxy browser extension introduced AI conversation–harvesting functionality in version 5.5.0, released July 9, 2025. The extension allegedly intercepted and exfiltrated private conversations from AI platforms including ChatGPT, Claude, Gemini, Grok, and others without a user-facing opt-out. The data, including sensitive personal and financial information, was reportedly shared with affiliated data brokers for commercial analyt…
Linked entities
- urban-cyber-security
organisation | 70%
- biscience
organisation | 70%
- urban-vpn-proxy-users
organisation | 70%
- privacy
organisation | 70%
- perplexity-users
organisation | 70%
- meta-ai-users
organisation | 70%
- grok-users
organisation | 70%
- general-public
organisation | 70%
- gemini-users
organisation | 70%
- deepseek-users
organisation | 70%
- copilot-users
organisation | 70%
- claude-users
organisation | 70%
- chatgpt-users
organisation | 70%
- chatbot-users
organisation | 70%
- browser-extension-users
organisation | 70%
- chatbot-developers
organisation | 70%
- large-language-model-developers
organisation | 70%
Related graph edges
| Edge | Type | Confidence |
|---|---|---|
| ent-aiid-large-language-model-developers to ent-psf-d1 | maps to | 60% |
| ent-aiid-large-language-model-developers to ent-psf-d1 | maps to | 60% |
| ent-aiid-large-language-model-developers to ent-psf-d1 | maps to | 60% |
| ent-aiid-large-language-model-developers to ent-psf-d2 | maps to | 60% |
| ent-aiid-large-language-model-developers to ent-psf-d2 | maps to | 60% |
| ent-aiid-large-language-model-developers to ent-psf-d2 | maps to | 60% |
| ent-aiid-large-language-model-developers to ent-psf-d6 | maps to | 60% |
| ent-aiid-large-language-model-developers to ent-psf-d6 | maps to | 60% |
| ent-aiid-large-language-model-developers to ent-psf-d6 | maps to | 60% |
| ent-aiid-large-language-model-developers to ent-psf-d1 | maps to | 60% |
| ent-aiid-large-language-model-developers to ent-psf-d1 | maps to | 60% |
| ent-aiid-large-language-model-developers to ent-psf-d1 | maps to | 60% |