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3 vulnerabilities by letta
CVE-2026-4965 (GCVE-0-2026-4965)
Vulnerability from cvelistv5 – Published: 2026-03-27 17:41 – Updated: 2026-03-27 22:07
VLAI
Title
letta-ai letta Incomplete Fix CVE-2025-6101 ast_parsers.py resolve_type eval injection
Summary
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.
Severity
SSVC
Exploitation: poc
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://vuldb.com/?id.353842 | vdb-entrytechnical-description |
| https://vuldb.com/?ctiid.353842 | signaturepermissions-required |
| https://vuldb.com/?submit.777654 | third-party-advisory |
| https://gist.github.com/YLChen-007/fc09bc447a73bb… | exploit |
Impacted products
Credits
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CVE-2026-4964 (GCVE-0-2026-4964)
Vulnerability from cvelistv5 – Published: 2026-03-27 17:05 – Updated: 2026-03-31 15:11
VLAI
Title
letta-ai letta File URL message_helper.py _convert_message_create_to_message server-side request forgery
Summary
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.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-918 - Server-Side Request Forgery
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://vuldb.com/?id.353841 | vdb-entrytechnical-description |
| https://vuldb.com/?ctiid.353841 | signaturepermissions-required |
| https://vuldb.com/?submit.777645 | third-party-advisory |
| https://gist.github.com/YLChen-007/fde4d5ed6ac4aa… | exploit |
Impacted products
Credits
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CVE-2025-51482 (GCVE-0-2025-51482)
Vulnerability from cvelistv5 – Published: 2025-07-22 00:00 – Updated: 2025-07-22 17:54
VLAI
Summary
Remote Code Execution in letta.server.rest_api.routers.v1.tools.run_tool_from_source in letta-ai Letta 0.7.12 allows remote attackers to execute arbitrary Python code and system commands via crafted payloads to the /v1/tools/run endpoint, bypassing intended sandbox restrictions.
Severity
8.8 (High)
SSVC
Exploitation: poc
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- n/a
- CWE-94 - Improper Control of Generation of Code ('Code Injection')
Assigner
References
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