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CVE-2026-34430

ByteDance DeerFlow LocalSandboxProvider Host Bash Escape PUBLISHED

Description (CNA)

ByteDance DeerFlow versions prior to commit 92c7a20 contain a sandbox escape vulnerability in bash tool handling that allows attackers to execute arbitrary commands on the host system by bypassing regex-based validation using shell features such as directory changes and relative paths. Attackers can exploit the incomplete shell semantics modeling to read and modify files outside the sandbox boundary and achieve arbitrary command execution through subprocess invocation with shell interpretation enabled.

Affected (CNA)

Vendor / productVersions
Bytedance Inc. / DeerFlowaffected 0 before 92c7a20cb74addc3038d2131da78f2e239ef542e

CWE

CWE-184

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.