CVE-2026-0761 Foundation Agents MetaGPT actionoutput_str_to_mapping Code Injection Remote Code Execution Vulnerability
Remote attackers can execute arbitrary code via improper validation in the actionoutput_str_to_mapping function of MetaGPT.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-0761?
CVE-2026-0761 is a critical code injection vulnerability in Foundation Agents MetaGPT, published on 23 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Foundation Agents MetaGPT actionoutput_str_to_mapping Code Injection 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 actionoutput_str_to_mapping function. The issue results from the lack of proper validation of a user-supplied string before using it to execute Python code. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-28124.
Weakness: CWE-94
Which versions are affected by CVE-2026-0761?
It affects 1 product.
Products include Deepwisdom Metagpt.
How do I fix CVE-2026-0761?
No fix has been published for CVE-2026-0761 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-0761 being exploited?
There is no known exploitation of CVE-2026-0761 in the wild and no public exploit code.
Other vulnerabilities in Foundation Agents MetaGPT
- CVE-2026-0760 Foundation Agents MetaGPT deserialize_message Deserialization of Untrusted Data Remote Code Execution Vulnerability
- CVE-2024-23750 Code execution in metagpt
- CVE-2026-6110 FoundationAgents MetaGPT Tree-of-Thought Solver tot.py generate_thoughts code injection
- CVE-2026-5970 FoundationAgents MetaGPT HumanEvalBenchmark/MBPPBenchmark check_solution code injection
- CVE-2026-5971 FoundationAgents MetaGPT XML action_node.py ActionNode.xml_fill eval injection
Sources
Also known as GHSA-rj73-q8hx-cvvm.