EUVD-2026-29868

Heym before 0.0.21 contains an authorization bypass vulnerability in workflow execution that allows authenticated users to execute arbitrary workflows by referencing victim workflow UUIDs without proper access validation. Attackers can create workflows with execute nodes or agent subWorkflowIds...

CVE-2026-45227 Heym < 0.0.21 Sandbox Escape via Python Introspection

Heym before 0.0.21 contains a sandbox escape vulnerability in the custom Python tool executor that allows authenticated workflow authors to bypass sandbox restrictions by using object-graph introspection primitives. Attackers can use Python introspection techniques to recover the unrestricted...

CVE-2026-45226

Heym before 0.0.21 contains an authorization bypass vulnerability in workflow execution that allows authenticated users to execute arbitrary workflows by referencing victim workflow UUIDs without proper access validation. Attackers can create workflows with execute nodes or agent subWorkflowIds...

CVE-2026-45225

Heym before 0.0.21 contains a path traversal vulnerability in the file upload endpoint that allows authenticated users to write attacker-controlled files to arbitrary locations by supplying a crafted filename with traversal sequences. Attackers can exploit the unvalidated filename parameter in th...

CVE-2026-45225 Heym < 0.0.21 Path Traversal File Upload via upload_file()

Heym before 0.0.21 contains a path traversal vulnerability in the file upload endpoint that allows authenticated users to write attacker-controlled files to arbitrary locations by supplying a crafted filename with traversal sequences. Attackers can exploit the unvalidated filename parameter in th...

CVE-2026-45225

CVE-2026-45225 affects Heym before 0.0.21. A path traversal flaw in the file upload endpoint (upload_file()) allows authenticated users to write attacker-controlled files to arbitrary locations by using traversal sequences in the filename. The vulnerability stems from an unvalidated filename para...

Heym 安全漏洞

Heym is an open-source AI-native workflow automation platform developed by heymrun. Versions of Heym prior to 0.0.21 contained security vulnerabilities. These vulnerabilities stemmed from authorization bypasses during workflow execution, allowing authenticated users to execute arbitrary workflows...

Heym 路径遍历漏洞

Heym is an open-source AI-native workflow automation platform developed by heymrun. Versions of Heym prior to 0.0.21 contained a path traversal vulnerability. This vulnerability stemmed from the file upload endpoint’s lack of protection against path traversal attacks. As a result, authenticated...

Heym 安全漏洞

Heym is an open-source AI-native workflow automation platform developed by heymrun. Versions of Heym prior to 0.0.21 contained security vulnerabilities. These vulnerabilities stemmed from sandbox escape vulnerabilities in custom Python tool executors, which could allow authenticated workflow...