CVE-2026-29518: Rsync < 3.4.3 TOCTOU Race Condition Allows Symlink-Based Arbitrary File Write

Overview

Severity
High (CVSS 7)
CVSS Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploit Status
Not Exploited
Patch Tuesday
2026-May
Released
2026-05-21
EPSS Score
0.01% (percentile: 2.1%)

Affected Products (1)

Open Source Software

  • azl3 rsync 3.4.1-2 on Azure Linux 3.0

Revision History

  • 2026-05-21: Information published.