Vulnerability · Published Jun 16, 2025 · Assigned by VulDB
CVE-2025-6101letta-ai letta interface.py function_message eval injection
Medium 5.5
In plain English
A medium-severity code injection in letta from letta-ai. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities).
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.3%top 77.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A vulnerability classified as critical has been found in letta-ai letta up to 0.4.1. Affected is the function function_message of the file letta/letta/interface.py. The manipulation of the argument function_name/function_args leads to improper neutralization of directives in dynamically evaluated code. The exploit has been disclosed to the public and may be used.
Affected products (as reported)
Weakness: CWE-95, CWE-94 · Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-312570 | letta-ai letta interface.py function_message eval injection vdb-entry, technical-description
- VDB-312570 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #590528 | letta-ai letta >=v0.4.1 Code Injection third-party-advisory
- https://github.com/letta-ai/letta/issues/2613 exploit, issue-tracking