CVE-2026-57494 AgenticMail: Cross-agent task authorization bypass in AgenticMail API

AgenticMail gives AI agents real email addresses and phone numbers. In @agenticmail/api prior to version 0.9.64, a low-privileged authenticated AgenticMail agent can enumerate another agent's pending/claimed tasks by supplying the target agent name to GET /api/agenticmail/tasks/pending?assignee=...

GHSA-HJWC-26PJ-V3PM AgenticMail: Cross-agent task authorization bypass in AgenticMail API

Summary A low-privileged authenticated AgenticMail agent can enumerate another agent's pending/claimed tasks by supplying the target agent name to GET /api/agenticmail/tasks/pending?assignee=. The returned task objects include the task IDs and payloads. The same task IDs can then be used with the...