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CVE-2026-5971— FoundationAgents MetaGPT XML action_node.py ActionNode.xml_fill eval injection

CVSS 7.3 · High EPSS 0.06% · P19
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I. Basic Information for CVE-2026-5971

Vulnerability Information
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Vulnerability Title
FoundationAgents MetaGPT XML action_node.py ActionNode.xml_fill eval injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw has been found in FoundationAgents MetaGPT up to 0.8.1. This vulnerability affects the function ActionNode.xml_fill of the file metagpt/actions/action_node.py of the component XML Handler. Executing a manipulation can lead to improper neutralization of directives in dynamically evaluated code. The attack may be launched remotely. The exploit has been published and may be used. The project was informed of the problem early through a pull request but has not reacted yet.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
动态执行代码中指令转义处理不恰当(Eval注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
MetaGPT 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MetaGPT是MetaGPT公司的一个多代理框架。 MetaGPT 0.8.1及之前版本存在安全漏洞，该漏洞源于对XML Handler组件中metagpt/actions/action_node.py文件ActionNode.xml_fill函数的操作，可能导致动态评估代码中指令中和不当。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
FoundationAgentsMetaGPT 0.8.0 -

II. Public POCs for CVE-2026-5971

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
Qwen3.6-35B-A3B · 7744 chars
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III. Intelligence Information for CVE-2026-5971

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Same Patch Batch · FoundationAgents · 2026-04-09 · 5 CVEs total

CVE-2026-59707.3 HIGHFoundationAgents MetaGPT HumanEvalBenchmark/MBPPBenchmark check_solution code injection
CVE-2026-59737.3 HIGHFoundationAgents MetaGPT common.py get_mime_type os command injection
CVE-2026-59727.3 HIGHFoundationAgents MetaGPT terminal.py Terminal.run_command os command injection
CVE-2026-59747.3 HIGHFoundationAgents MetaGPT terminal.py Bash.run os command injection

IV. Related Vulnerabilities

Same product: MetaGPT
Same vendor: FoundationAgents
Same weakness: CWE-95

V. Comments for CVE-2026-5971

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