Letta vulnerabilities
Published CVEs affecting Letta products: 2 record(s), with severity, exploitation and fixes.
CVE-2026-4965
Critical · 9.8
CWE-94 Mar 27, 2026
letta-ai letta Incomplete Fix CVE-2025-6101 ast_parsers.py resolve_type eval injection
A vulnerability was detected in letta-ai letta 0.16.4. This issue affects the function resolve_type of the file letta/functions/ast_parsers.py of the component Incomplete Fix CVE-2025-6101. Performing a manipulation results in improper neutralization of directives in dynamically evaluated code. The attack can be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVE-2026-4964
Medium · 6.5
CWE-918 Mar 27, 2026
letta-ai letta File URL message_helper.py _convert_message_create_to_message server-side request forgery
A security vulnerability has been detected in letta-ai letta 0.16.4. This vulnerability affects the function _convert_message_create_to_message of the file letta/helpers/message_helper.py of the component File URL Handler. Such manipulation of the argument ImageContent leads to server-side request forgery. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.