What is CVE-2026-53789?

CVE-2026-53789 is a medium-severity vulnerability in Rsyncproject Rsync, classified under CWE-807. CVSS score: 6.5/10. Published 2026-08-13.

How severe is CVE-2026-53789?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Rsyncproject Rsync

CVE-2026-53789

rsync before 3.5.0 contains an improper path handling vulnerability that allows a malicious sender to expand the scope of --delete operations beyond the intended destination subtree by sending a crafted file list that causes rsync to recla…

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Rsyncproject Rsync — versions 0, 3.5.0

Weakness classification (CWE)

CWE-807

References

disclosure@vulncheck.com (release-notes)
disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-53789?: CVE-2026-53789 is a medium-severity vulnerability in Rsyncproject Rsync, classified under CWE-807. CVSS score: 6.5/10. Published 2026-08-13.
How severe is CVE-2026-53789?: Medium severity. CVSS v3 base score is 6.5 out of 10.