CVE-2026-59846EPSS p1.6%

CVE-2026-59846CVE-2026-59846

libssh / libssh

Description

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.

Scoring

CVSS 3.9 ()
VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
EPSS0.12% probability of exploitation · percentile 1.6% · 2026-10-05T12:00:23Z
Last modified2026-09-01
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.