What’s Vulnerable › Vulnerabilities

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

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-04-09 · updated 2026-10-26
• Weakness: CWE-94

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.

Affected products

• FoundationAgents MetaGPT: through 0.8.1

References

• https://github.com/FoundationAgents/MetaGPT/
• https://github.com/FoundationAgents/MetaGPT/issues/1928
• https://github.com/FoundationAgents/MetaGPT/issues/1956
• https://vuldb.com/submit/791734
• https://vuldb.com/vuln/356525
• https://vuldb.com/vuln/356525/cti

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