CVE-2026-40518

Summary: ByteDance DeerFlow before commit 2176b2b contains a path traversal and arbitrary file write vulnerability in bootstrap-mode custom-agent creation due to bypassed agent name validation. This allows an attacker to supply traversal-style values or absolute paths as the agent name, influenci...

CVE-2026-40518 ByteDance DeerFlow Path Traversal and Arbitrary File Write via Bootstrap Mode

ByteDance DeerFlow before commit 2176b2b contains a path traversal and arbitrary file write vulnerability in bootstrap-mode custom-agent creation where the agent name validation is bypassed. Attackers can supply traversal-style values or absolute paths as the agent name to influence directory...

DeerFlow 安全漏洞

DeerFlow is an open-source orchestration framework developed by Bytedance, used to coordinate sub-agents and skill executions. DeerFlow has a security vulnerability, which stems from the bypass of agent name validation during the creation of custom agents in boot mode. This vulnerability may lead...