CVE-2026-53786: rsync < 3.5.0 Filter Rule Bypass via --filter Merge Directive

Overview

Severity

Medium (CVSS 6.5)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-23

EPSS Score

0.27% (percentile: 19.7%)

Affected Products (1)

Other

• 21597-17084

Revision History

• 2026-08-23: Information published.