Coze Studio before 0.5.0 contains an insecure default configuration that allows any registered user to execute commands by running workflow code nodes in an unsandboxed python3 subprocess. Attackers can bypass the regex import filter with __import__('subprocess') to run commands, stealing environment variables, model API keys, and accessing MySQL, MinIO, Redis and etcd.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
coze-dev coze-studio unaffected
Version Status Constraints
0 affected < 0.5.0

No data.

No data.

No data.

Project Subscriptions

Vendors Products
Coze Subscribe
Coze Studio Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/coze-dev/coze-studio/blob/ffec252d9e2600f61d49b8228a642335e84d5496/docker/.env.example#L234 cve-icon cve-icon
https://github.com/coze-dev/coze-studio/commit/fcf40d1008c100108c23be051a49950283f2c2cf cve-icon cve-icon
https://www.lasso.security/vulnerability-database/cve-2026-77934 cve-icon cve-icon
https://www.vulncheck.com/advisories/coze-studio-before-0.5.0-rce-via-unsandboxed-local-python-code-runner cve-icon cve-icon
History

Tue, 20 Oct 2026 01:15:00 +0000

Type Values Removed Values Added
Description Coze Studio before 0.5.0 contains an insecure default configuration that allows any registered user to execute commands by running workflow code nodes in an unsandboxed python3 subprocess. Attackers can bypass the regex import filter with __import__('subprocess') to run commands, stealing environment variables, model API keys, and accessing MySQL, MinIO, Redis and etcd.
Title Coze Studio before 0.5.0 RCE via Unsandboxed Local Python Code Runner
First Time appeared Coze
Coze coze Studio
Weaknesses CWE-1188
CPEs cpe:2.3:a:coze:coze_studio:*:*:*:*:*:*:*:*
Vendors & Products Coze
Coze coze Studio
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-20T00:46:12.780Z

Reserved: 2026-08-21T17:52:36.080Z

Link: CVE-2026-77934

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-20T01:17:19.823

Modified: 2026-10-20T01:17:19.823

Link: CVE-2026-77934

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses