CRITICAL 9.2 NVD
CVE-2026-53790
rsync before 3.5.0 contains multiple command and argument injection vulnerabilities that allow attackers to execute arbitrary commands by supplying malicious in
rsync before 3.5.0 contains multiple command and argument injection vulnerabilities that allow attackers to execute arbitrary commands by supplying malicious input through several code paths, including the RSYNC_CONNECT_PROG environment variable, daemon hooks, the rsync-ssl wrapper, and remote-shell command newline injection. Attackers can inject shell metacharacters or newline characters into unsanitized user-supplied values such as hostnames and hostspecs to execute arbitrary commands under the privileges of the rsync process or the invoking user.
References
- https://github.com/RsyncProject/rsync/releases/tag/v3.5.0
- https://github.com/RsyncProject/rsync/security/advisories/GHSA-5hcf-7xxm-rmqq
- https://www.vulncheck.com/advisories/rsync-command-injection-via-multiple-code-paths
This critical severity vulnerability with a CVSS score of 9.2 was published on 2026-08-13 via NVD.
Risk Timeline
CVE Disclosed2026-08-13 · -1 days ago
Remediation Resources
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