What is CVE-2026-44510?

CVE-2026-44510 is a medium-severity vulnerability in Rsyncproject Rsync, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2026-07-20.

How severe is CVE-2026-44510?

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

Out-of-bounds Read in Rsyncproject Rsync

CVE-2026-44510

Rsync is a file-copying tool that uses a delta-transfer algorithm to synchronize remote and local files. In versions prior to 3.4.3, the receiver-side out-of-bounds array read in rsync's recv_files() lets a malicious rsync server (or any p…

Vulnerability class: Buffer Overflow

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 < 3.4.3

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-44510?: CVE-2026-44510 is a medium-severity vulnerability in Rsyncproject Rsync, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2026-07-20.
How severe is CVE-2026-44510?: Medium severity. CVSS v3 base score is 6.5 out of 10.