Incidents in Apr 2026
Publication date: Dates are source publication dates (JST), not occurrence dates.
Published incidents: 14AI development: 13Data leaks & unauthorized access: 1
Days with incidents
- Apr 3, 2026 · 2 casesOpenAI Codex · OpenAI Codex
- Apr 5, 2026 · 2 casesClaude Code · OpenAI Codex
- Apr 6, 2026 · 1 caseOpenAI Codex
- Apr 7, 2026 · 1 caseGoogle API key / Gemini exposure in Android apps
- Apr 9, 2026 · 1 caseGemini CLI
- Apr 18, 2026 · 1 caseGemini CLI
- Apr 19, 2026 · 1 caseOpenAI Codex
- Apr 21, 2026 · 1 caseOpenAI Codex
- Apr 23, 2026 · 1 caseNirinkan Yellow Hat 'Nirinkan App'
- Apr 24, 2026 · 1 caseCursor / PocketOS
- Apr 30, 2026 · 1 caseOpenAI Codex
Cases with only a known month
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Showing 1 of 1 incidents
| Date | Target | Summary | Classification | Source links |
|---|---|---|---|---|
| AI-002 | Vercel / Context.ai | S ProductionStarting from the compromise of Context.ai, a third-party AI tool used by an employee, the employee's Google Workspace and Vercel accounts were taken over, and environment variables not marked as sensitive were enumerated and decrypted. Vercel notified the affected customers and says its published npm packages were not compromised. | Supply chainConfirmedOfficial statement |