CVE-2026-35387

State: Published
Severity: 3.1 Low
Published: Apr 2, 2026
Updated: Apr 3, 2026
Reserved: Apr 2, 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.

Scores

CVSS	Score	Vector	Source
3.1	3.1 Low	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N	mitre

Weaknesses

CWE-670 Always-Incorrect Control Flow Implementation

Affected Products

Product	Versions
OpenSSHOpenBSD	before 10.3Affected

References

https://www.openssh.org/releasenotes.html#10.3p1
https://marc.info/?l=openssh-unix-dev&m=177513443901484&w=2
https://www.openwall.com/lists/oss-security/2026/04/02/3

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