What is CVE-2026-48107?

CVE-2026-48107 is a medium-severity vulnerability in Eugeny Russh, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2026-06-10.

How severe is CVE-2026-48107?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Improper input validation in Eugeny Russh

CVE-2026-48107

Russh is a Rust SSH client & server library. From version 0.37.0 to before version 0.61.0, in the russh client keyboard-interactive authentication path, a malicious SSH server could send a USERAUTH_INFO_REQUEST with an attacker-controlled…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.002 (14.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Eugeny Russh — versions >= 0.37.0, < 0.61.0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-48107?: CVE-2026-48107 is a medium-severity vulnerability in Eugeny Russh, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2026-06-10.
How severe is CVE-2026-48107?: Medium severity. CVSS v3 base score is 6.5 out of 10.