Path traversal in libssh - CVE-2026-0964
Published: February 24, 2026
Vulnerability identifier: #VU123151
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-0964
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: libssh
Affected software:
libssh
libssh
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can trick the victim into connecting to a malicious SCP server and overwrite arbitrary files on the user's system.
How to mitigate CVE-2026-0964
Install updates from vendor's website.