Symlink Attack Affecting rsync package, versions [,3.5.0)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.24% (15th percentile)

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  • Snyk IDSNYK-UNMANAGED-RSYNC-19427437
  • published29 Aug 2026
  • disclosed13 Aug 2026
  • creditUnknown

Introduced: 13 Aug 2026

NewCVE-2026-53784  (opens in a new tab)
CWE-59  (opens in a new tab)

How to fix?

Upgrade rsync to version 3.5.0 or higher.

Overview

Affected versions of this package are vulnerable to Symlink Attack in the chdir process when use chroot is disabled and the module root path or one of its components is a symlink. An attacker can gain unauthorized access to files outside the intended directory by exploiting symlink resolution issues.

CVSS Base Scores

version 4.0
version 3.1