CVE-2026-5971: A flaw has been found in FoundationAgents MetaGPT up to 0.8.1

Q: How do I fix CVE-2026-5971?

metagpt: upgrade to newer than 0.8.1. Exact commands for each OS are on this page.

Q: Is CVE-2026-5971 being exploited?

CVE-2026-5971 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-5971 affect?

CVE-2026-5971 affects metagpt. Severity is high (CVSS 7.3). 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 imprope

Q: How urgent is CVE-2026-5971?

Priority 44/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

HIGH 7.3REMOTEUPGRADE

CVE-2026-5971 is a high-severity flaw (CVSS 7.3) affecting metagpt. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 re

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 67%)
CISA exploited list	No
Weakness	CWE-94, CWE-95
Published	2026-04-09
Last modified	2026-10-26

Publisher (CNA): VulDB · Vendor: deepwisdom

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-09 18:17 UTCPublished CVE record published
2026-10-26 21:10 UTCUpdated Record last modified

deepwisdom metagpt UPGRADE

Affected: <= 0.8.1

Fixed in: newer than 0.8.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy metagpt || rpm -q metagpt || metagpt --version

2. UPGRADE to newer than 0.8.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade metagpt

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade metagpt

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-5971?

metagpt: upgrade to newer than 0.8.1. Exact commands for each OS are on this page.

Is CVE-2026-5971 being exploited?

CVE-2026-5971 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-5971 affect?

CVE-2026-5971 affects metagpt. Severity is high (CVSS 7.3). 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 imprope

How urgent is CVE-2026-5971?

Priority 44/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-6111 MEDIUM 6.3 DOWNGRADE A security flaw has been discovered in FoundationAgents MetaGPT up to 0.8.1
CVE-2026-6109 MEDIUM 4.3 UPGRADE A vulnerability was determined in FoundationAgents MetaGPT up to 0.8.1
CVE-2026-5972 HIGH 7.3 UPGRADE A vulnerability has been found in FoundationAgents MetaGPT up to 0.8.1
CVE-2026-5974 HIGH 7.3 UPGRADE A vulnerability was determined in FoundationAgents MetaGPT up to 0.8.1
CVE-2026-5970 HIGH 7.3 UPGRADE A vulnerability was detected in FoundationAgents MetaGPT up to 0.8.1

References

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