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.
References (4)
Core 4
Core References
Issue Tracking exploit
issue-tracking
https://github.com/letta-ai/letta/issues/2613
Permissions Required, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.312570
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.312570
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.590528
Scores
CVSS v3
5.5
EPSS
0.0028
EPSS Percentile
19.5%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-94
CWE-95
Status
published
Products (2)
letta-ai/letta
0.4.0
letta-ai/letta
0.4.1
Published
Jun 16, 2025
Tracked Since
Feb 18, 2026