Vulnerability Description
A weakness has been identified in FoundationAgents MetaGPT up to 0.8.2. This affects the function Message.check_instruct_content of the file metagpt/schema.py. Executing a manipulation of the argument mapping can lead to deserialization. The attack is restricted to local execution. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/FoundationAgents/MetaGPT/
- https://github.com/FoundationAgents/MetaGPT/issues/2038
- https://vuldb.com/cve/CVE-2026-10566
- https://vuldb.com/submit/828301
- https://vuldb.com/vuln/367673
- https://vuldb.com/vuln/367673/cti
FAQ
What is CVE-2026-10566?
CVE-2026-10566 is a vulnerability with a CVSS score of 5.3 (MEDIUM). A weakness has been identified in FoundationAgents MetaGPT up to 0.8.2. This affects the function Message.check_instruct_content of the file metagpt/schema.py. Executing a manipulation of the argument...
How severe is CVE-2026-10566?
CVE-2026-10566 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-10566?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.