CVE-2026-77937 - Letta through 0.16.8 Cross-Tenant Impersonation via user_id Header
CVE ID :CVE-2026-77937 Published : Oct. 20, 2026, 1:17 a.m. | 48 minutes ago Description :Letta through 0.16.8 contains an authentication bypass vulnerability that allows API callers to impersonate other users by supplying a self-asserted user_id HTTP header. Attackers can set user_id to...