Vulnerability · Published Oct 20, 2026 · Assigned by VulnCheck
CVE-2026-77934Coze Studio before 0.5.0 RCE via Unsandboxed Local Python Code Runner
High 8.8
In plain English
A high-severity security flaw in coze-studio from coze-dev. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.7%top 47.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| coze-dev | coze-studio | 0 – before 0.5.0 |
Weakness: CWE-1188 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
- Lasso.security Advisory technical-description, exploit
- https://github.com/coze-dev/coze-studio/commit/fcf40d1008c100108c23be051a49950283f2c2cf patch
- https://github.com/coze-dev/coze-studio/blob/ffec252d9e2600f61d49b8228a642335e84d5496/docker/.env.example#L234 technical-description
- VulnCheck Advisory: Coze Studio before 0.5.0 RCE via Unsandboxed Local Python Code Runner third-party-advisory