vulnerability

OpenSSH Vulnerability: CVE-2026-35387

Severity
4
CVSS
(AV:N/AC:M/Au:S/C:N/I:P/A:N)
Published
Apr 28, 2026
Added
Apr 28, 2026
Modified
Apr 28, 2026

Description

OpenSSH before 10.3 can use unintended ECDSA algorithms. Listing of any ECDSA algorithm in PubkeyAcceptedAlgorithms or HostbasedAcceptedAlgorithms is misinterpreted to mean all ECDSA algorithms.

Solution

openbsd-openssh-upgrade-10_3
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.