Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Samba | Rsync | < 3.5.0 |
Related Weaknesses (CWE)
References
- https://github.com/RsyncProject/rsync/releases/tag/v3.5.0ProductRelease Notes
- https://github.com/RsyncProject/rsync/security/advisories/GHSA-3jj3-qvc7-jp6xVendor Advisory
- https://www.vulncheck.com/advisories/rsync-symlink-race-condition-information-diRelease NotesThird Party Advisory
FAQ
What is CVE-2026-53797?
CVE-2026-53797 is a vulnerability with a CVSS score of 4.7 (MEDIUM). 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 fi...
How severe is CVE-2026-53797?
CVE-2026-53797 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-53797?
Check the references section above for vendor advisories and patch information. Affected products include: Samba Rsync.