OpenCode's Unauthenticated HTTP Server Allows Arbitrary Command Execution

Previously reported via email to [email protected] on 2025-11-17 per the security policy in opencode-sdk-js/SECURITY.md. No response received. Summary OpenCode automatically starts an unauthenticated HTTP server that allows any local process—or any website via permissive CORS—to execute arbitrary...

CVE-2026-22812

OpenCode is an open source AI coding agent. Prior to 1.0.216, OpenCode automatically starts an unauthenticated HTTP server that allows any local process or any website via permissive CORS to execute arbitrary shell commands with the user's privileges. This vulnerability is fixed in 1.0.216...

CVE-2026-22813

The CVE-2026-22813 issue affects OpenCode, where the markdown renderer for LLM responses does not sanitize HTML, allowing arbitrary HTML/JavaScript to run in the OpenCode web UI at http://localhost:4096. The root cause is lack of DOM sanitization and CSP, enabling XSS that can leverage the localh...

CVE-2026-22812 OpenCode's Unauthenticated HTTP Server Allows Arbitrary Command Execution

OpenCode is an open source AI coding agent. Prior to 1.0.216, OpenCode automatically starts an unauthenticated HTTP server that allows any local process or any website via permissive CORS to execute arbitrary shell commands with the user's privileges. This vulnerability is fixed in 1.0.216...

CVE-2026-22812 OpenCode's Unauthenticated HTTP Server Allows Arbitrary Command Execution

OpenCode is an open source AI coding agent. Prior to 1.0.216, OpenCode automatically starts an unauthenticated HTTP server that allows any local process or any website via permissive CORS to execute arbitrary shell commands with the user's privileges. This vulnerability is fixed in 1.0.216...

CVE-2026-22812 OpenCode's Unauthenticated HTTP Server Allows Arbitrary Command Execution

OpenCode is an open source AI coding agent. Prior to 1.0.216, OpenCode automatically starts an unauthenticated HTTP server that allows any local process or any website via permissive CORS to execute arbitrary shell commands with the user's privileges. This vulnerability is fixed in 1.0.216...

CVE-2026-22812

CVE-2026-22812 — OpenCode prior to version 1.0.216 contains an unauthenticated HTTP server that starts automatically with permissive CORS and no authentication. This server exposes endpoints such as POST /session to create a session and POST /session/{id}/shell to execute arbitrary shell commands...

opencode 安全漏洞

opencode is an AI programming intelligence open-sourced by Anomaly. A security vulnerability exists in versions prior to opencode 1.1.10, which stems from the Markdown renderer not cleaning up the LLM response, and could lead to the execution of JavaScript via HTML injection...

opencode 安全漏洞

opencode is an AI programming intelligence open-sourced by Anomaly. A security vulnerability exists in versions prior to opencode 1.0.216, which stems from automatically launching an unauthenticated HTTP server and could lead to the execution of arbitrary shell commands...

PT-2026-2315

Name of the Vulnerable Software and Affected Versions OpenCode versions prior to 1.0.216 Description OpenCode, an open source AI coding agent, has an issue where it automatically starts an unauthenticated HTTP server. This allows any local process, or any website due to permissive CORS settings, ...

PT-2026-2316

Name of the Vulnerable Software and Affected Versions OpenCode versions prior to 1.1.10 Description The software is an open source AI coding agent. The markdown renderer used for responses from large language models inserts arbitrary HTML into the Document Object Model DOM without sanitization...

CVE-2025-65238

Incorrect access control in the getSubUsersByProvider function of OpenCode Systems USSD Gateway OC Release: 5 Version 6.13.11 allows attackers with low-level privileges to dump user records and access sensitive information...

CVE-2025-65235

OpenCode Systems USSD Gateway OC Release: 5 Version 6.13.11 was discovered to contain a SQL injection vulnerability via the ID parameter in the getSubUsersByProvider function...

CVE-2025-65237

A reflected cross-site scripted XSS vulnerability in OpenCode Systems USSD Gateway OC Release: 5 allows attackers to execute arbitrary JavaScript in the context of a user's browser via injecting a crafted payload...

EUVD-2025-199722

A reflected cross-site scripted XSS vulnerability in OpenCode Systems USSD Gateway OC Release: 5 allows attackers to execute arbitrary JavaScript in the context of a user's browser via injecting a crafted payload...

EUVD-2025-199724

OpenCode Systems USSD Gateway OC Release: 5 Version 6.13.11 was discovered to contain a SQL injection vulnerability via the ID parameter in the getSubUsersByProvider function...

EUVD-2025-199725

Incorrect access control in the /aux1/ocussd/trace endpoint of OpenCode Systems USSD Gateway OC Release:5, version 6.13.11 allows attackers with low-level privileges to read server logs...

EUVD-2025-199721

OpenCode Systems USSD Gateway OC Release: 5 was discovered to contain a SQL injection vulnerability via the Session ID parameter in the /occontrolpanel/index.php endpoint...

CVE-2025-65238

Incorrect access control in the getSubUsersByProvider function of OpenCode Systems USSD Gateway OC Release: 5 Version 6.13.11 allows attackers with low-level privileges to dump user records and access sensitive information...

CVE-2025-65237

A reflected cross-site scripted XSS vulnerability in OpenCode Systems USSD Gateway OC Release: 5 allows attackers to execute arbitrary JavaScript in the context of a user's browser via injecting a crafted payload...