一线运维实战手记 · 云计算 · 数据库 · 故障排查
2026年9月4日

CVE-2026-44705 [HIGH] – tmp is a temporary file and directory creator for node.js. Prior to 0.2.6, the tmp npm pac

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tmp is a temporary file and directory creator for node.js. Prior to 0.2.6, the tmp npm package contains a path traversal vulnerability that allows escaping the intended temporary directory when untrusted data flows into the prefix, postfix, or dir options. By embedding traversal sequences (e.g., ../) or path separators in these parameters, attackers can cause files to be created outside the configured temporary base directory at attacker-controlled locations with the privileges of the running process. This vulnerability affects applications that pass user-controlled data to tmp’s file/directory creation functions without proper input sanitization. This vulnerability is fixed in 0.2.6.