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CVE PROGRAM SOURCE RECORD8.2 High

CVE-2026-53801

rsync < 3.5.0 Symlink Race Condition Directory Traversal

Description

rsync before 3.5.0 contains a symlink race condition vulnerability in the sender's directory scanning logic that allows attackers to cause the sender to enumerate and transfer files outside the module root's intended subtree. Attackers who can create or manipulate symlinks in a path component of the scanned tree can replace a symlink with a directory entry pointing outside the module root between the lstat() call and the subsequent opendir() call, exposing files beyond the intended root in both daemon-mode and non-daemon sender-side scanning.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

RsyncProject rsync

Default version status: unaffected

  • 0 to ≤ 3.4.4affected
  • 3.5.0unaffected
pkg:github/RsyncProject/rsync

References