Directory Traversal Affecting rsync-daemon package, versions <0:3.2.7-1.el9_8


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.36% (28th percentile)

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  • Snyk IDSNYK-RHEL9-RSYNCDAEMON-19980840
  • published20 Sept 2026
  • disclosed13 Aug 2026

Introduced: 13 Aug 2026

CVE-2026-53789  (opens in a new tab)
CWE-22  (opens in a new tab)

How to fix?

Upgrade RHEL:9 rsync-daemon to version 0:3.2.7-1.el9_8 or higher.
This issue was patched in RHSA-2026:67462.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rsync-daemon package and not the rsync-daemon package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

rsync before 3.5.0 contains an improper path handling vulnerability that allows a malicious sender to expand the scope of --delete operations beyond the intended destination subtree by sending a crafted file list that causes rsync to reclassify implied parent directory entries or treat synthetic paths as the transfer root. Attackers can exploit multiple variants including implied parent reclassification, synthetic root path construction, legacy protocol behavior below version 30, and non-directory root handling to cause the receiver to delete files outside the authorized destination directory.

CVSS Base Scores

version 3.1