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symlink race
About this tag
The symlink race tag on WindowsForum.com covers security vulnerabilities and exploits involving race conditions with symbolic links, particularly in file-transfer and backup tools. Recent discussions focus on CVE-2026-29518, a high-severity rsync bug in daemon mode where an attacker can race a symlink to write files outside the intended directory when chroot is disabled. Content emphasizes the practical risk for Windows administrators who rely on Unix-like tools via WSL, NAS appliances, or CI pipelines. The tag highlights the need to inventory and secure legacy file-moving utilities in mixed environments, rather than panic over individual CVEs. Recurring themes include privilege escalation, file integrity, and defensive configuration for daemon services.
CVE-2026-29518 is a high-severity rsync vulnerability disclosed on May 20, 2026, affecting versions before 3.4.3, in which a daemon running without chroot protection can be raced into following attacker-controlled symlinks and writing files outside the intended module path. It is not the sort of...