CVE-2026-70456: rsync 3.0.1 < 3.5.0 Heap Out-of-Bounds Write via read_args()

Overview

Severity

High (CVSS 8.2)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-23

EPSS Score

0.40% (percentile: 33.0%)

Affected Products (1)

Other

• 21597-17084

Revision History

• 2026-08-23: Information published.