Symlink Attack Affecting rsync package, versions [,3.5.0)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-RSYNC-19427397
- published29 Aug 2026
- disclosed13 Aug 2026
- creditUnknown
Introduced: 13 Aug 2026
NewCVE-2026-53801 (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 via a race condition in the sender's directory scanning process. An attacker can access files outside the intended directory by manipulating symlinks between the lstat and opendir calls.