CVE-2026-35387

3.1 LOW

Published: April 02, 2026 Modified: April 03, 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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://marc.info/?l=openssh-unix-dev&m=177513443901484&w=2

Source: cve@mitre.org

https://www.openssh.org/releasenotes.html#10.3p1

Source: cve@mitre.org

https://www.openwall.com/lists/oss-security/2026/04/02/3

Source: cve@mitre.org

3 reference(s) from NVD

Quick Stats

CVSS v3 Score

3.1 / 10.0

EPSS (Exploit Probability)

0.0%

9th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-670

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