CVE-2026-5970 FoundationAgents MetaGPT HumanEvalBenchmark/MBPPBenchmark check_solution code injection
Remote attackers can execute arbitrary code via the check_solution function in MetaGPT benchmarks, requiring immediate attention from users of this library.
- 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-2026-5970?
CVE-2026-5970 is a medium-severity code injection vulnerability in FoundationAgents MetaGPT, published on 9 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability was detected in FoundationAgents MetaGPT up to 0.8.1. This affects the function check_solution of the component HumanEvalBenchmark/MBPPBenchmark. Performing a manipulation results in code injection. The attack may be initiated remotely. The exploit is now public and may be used. The project was informed of the problem early through a pull request but has not reacted yet.
Which versions are affected by CVE-2026-5970?
3 open source packages ship an affected version, including metagpt. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
metagpt PyPI | All versions to 0.8.1 | None |
metagpt PyPI | All versions to 0.8.1 | None |
metagpt PyPI | All versions to 0.8.1 | None |
Products include Deepwisdom Metagpt.
How do I fix CVE-2026-5970?
No fix has been published for CVE-2026-5970 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-2026-5970 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-5970 exists.
Other vulnerabilities in FoundationAgents MetaGPT
- CVE-2026-0760 Foundation Agents MetaGPT deserialize_message Deserialization of Untrusted Data Remote Code Execution Vulnerability
- CVE-2026-0761 Foundation Agents MetaGPT actionoutput_str_to_mapping Code Injection 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-2026-5971 FoundationAgents MetaGPT XML action_node.py ActionNode.xml_fill eval injection
Sources
Also known as GHSA-g977-h85w-h2xj, PYSEC-2026-2640.