CVE-2026-35387

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.

CVSS v3 3.1 LOW

3.1^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.6 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

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

Configurations

Configuration 1 (hide)

cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-04-02 17:16

Updated : 2026-07-24 21:10

NVD link : CVE-2026-35387

Mitre link : CVE-2026-35387

CVE.ORG link : CVE-2026-35387

JSON object : View

Products Affected

openbsd

openssh

CWE

CWE-670

Always-Incorrect Control Flow Implementation

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