Always-Incorrect Control Flow Implementation Affecting openssh package, versions [0,]


Severity

Recommended
0.0
low
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.03% (9th percentile)

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  • Snyk IDSNYK-CONAN-OPENSSH-15924832
  • published7 Apr 2026
  • disclosed2 Apr 2026
  • creditChristos Papakonstantinou

Introduced: 2 Apr 2026

NewCVE-2026-35387  (opens in a new tab)
CWE-670  (opens in a new tab)

How to fix?

A fix was pushed into the master branch but not yet published.

Overview

Affected versions of this package are vulnerable to Always-Incorrect Control Flow Implementation due to the misinterpretation of the PubkeyAcceptedAlgorithms or HostbasedAcceptedAlgorithms configuration, which causes unintended ECDSA algorithms to be accepted. An attacker can compromise the integrity of cryptographic operations by leveraging weaker algorithms than intended.

CVSS Base Scores

version 4.0
version 3.1