CVE Vulnerabilities

CVE-2026-59846

Published: Jul 21, 2026 | Modified: Jul 21, 2026

CVSS 3.x

N/A

Source:

NVD

CVSS 2.x

RedHat/V2

RedHat/V3

3.9 LOW

Ubuntu

MEDIUM

Vulnerability-free packages from our partners

Additional information

NVD	https://nvd.nist.gov/vuln/detail/CVE-2026-59846
CWE	https://cwe.mitre.org/data/definitions/.html

A flaw was found in libssh. A malicious username expanded through %r in ProxyCommand handling can inject shell metacharacters, exposing environment variables and causing unintended shell behavior.

References

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