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Description

Foundation Agents MetaGPT deserialize_message Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foundation Agents MetaGPT. Authentication is not required to exploit this vulnerability. The specific flaw exists within the deserialize_message function. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-28121.

PUBLISHED Reserved 2026-01-08 | Published 2026-01-23 | Updated 2026-01-23 | Assigner zdi




CRITICAL: 9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem types

CWE-502: Deserialization of Untrusted Data

Product status

Default status
unknown

0.8.1
affected

References

www.zerodayinitiative.com/advisories/ZDI-26-026/ (ZDI-26-026)

cve.org (CVE-2026-0760)

nvd.nist.gov (CVE-2026-0760)

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