CVE-2026-77937 | Letta AI up to 0.16.8 user_id improper authentication

October 20, 2026 Yanac

A vulnerability, which was classified as critical, has been found in Letta AI Letta up to 0.16.8. The impacted element is an unknown function. This manipulation of the argument user_id causes improper authentication. This vulnerability only affects products that are no longer supported by the maintainer.

This vulnerability is registered as CVE-2026-77937. Remote exploitation of the attack is possible. No exploit is available.VulDB Recent EntriesRead More