CVE-2026-35387

MEDIUM EPSS 14.6%
Published Apr 2, 20263mo ago · Modified Jun 17, 20262w ago
6.5 CVSS 3.1
Medium
Find Similar
Published Apr 2, 2026 3mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
6.5
Exploitability
2.2
Impact
4.2
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
14.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-670

Affected Products 1

VendorProductVersionRange
openbsdopenssh* <10.3

References 3

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.