CVE-2026-53797 Details
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.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Aug 13, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/RsyncProject/rsync/releases/tag/v3.5.0 | [email protected] | ProductRelease Notes |
| https://github.com/RsyncProject/rsync/security/advisories/GHSA-3jj3-qvc7-jp6x | [email protected] | Vendor Advisory |
| https://www.vulncheck.com/advisories/rsync-symlink-race-condition-information-disclosure | [email protected] | Release NotesThird Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-367 | Time-of-check Time-of-use (TOCTOU) Race Condition | [email protected] |
| CWE-59 | Improper Link Resolution Before File Access ('Link Following') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| samba rsync | < 3.5.0 |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Aug 31, 2026 | Initial Analysis | [email protected] |
| Aug 13, 2026 | CVE Modified | CISA-ADP |
| Aug 13, 2026 | New CVE Received | [email protected] |