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"dateReserved": "2026-04-13T20:29:02.809Z",
"datePublished": "2026-04-17T16:43:42.387Z",
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"title": "ByteDance DeerFlow Path Traversal and Arbitrary File Write via Bootstrap Mode",
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"value": "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 creation and write files outside the intended custom-agent directory, potentially achieving arbitrary file write on the system subject to filesystem permissions.",
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