CVE-2026-53797: rsync before 3.5.0 contains a symlink race condition vulnerability in the sender's source tree traversal that allows…
CVE-2026-53797 · Severity: medium · CVSS 4.7 · Published 2026-08-13
rsync before 3.5.0 contains a symlink race condition vulnerability in the sender's source tree traversal that allows an attacker who can manipulate a parent directory of the source tree to redirect file reads to unintended paths. Attackers can atomically replace a parent directory component with a symlink pointing outside the source root between path resolution and file open operations to disclose file contents outside the intended transfer root.
No. Junglewise Threat Intelligence has no report of CVE-2026-53797 being exploited in the wild.
How severe is CVE-2026-53797?
Medium severity, with a CVSS score of 4.7, published 13 August 2026.
Which products and versions are affected?
Samba Rsync. The advisory does not name versions.
Is there a fix for CVE-2026-53797?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2026-53797?
Check whether you run Samba Rsync. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.