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Copilot searched your mailbox. LiteLLM handed out admin keys

calendar_today June 18, 2026 person Louis Columbus domain venturebeat

Microsoft 365 Copilot’s SearchLeak flaw enables silent mailbox exfiltration via crafted URLs, while LiteLLM’s multi-CVE chain allows privilege escalation to admin and remote code execution. Both tools broke the same trust boundary: accepting external input without proper verification gates before executing sensitive operations.

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