Deserialization Vulnerability in Foundation Agents by Vendor
CVE-2026-0760

9.8CRITICAL

Key Information:

Vendor

Foundation Agents

Status
Metagpt
Vendor
CVE Published:
23 January 2026

What is CVE-2026-0760?

A significant security vulnerability exists in Foundation Agents MetaGPT that enables remote attackers to execute arbitrary code. The flaw is located in the 'deserialize_message' function, where insufficient validation of user-provided data allows an attacker to exploit the deserialization process. This can lead to the execution of malicious code within the service account context, making the system vulnerable without requiring authentication.

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Affected Version(s)

MetaGPT 0.8.1

References

https://www.zerodayinitiative.com/advisories/ZDI-26-026/
x_research-advisory

CVSS V3.0

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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