CVE-2025-61984NVD

Vulnerability Summary

ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain possibly untrusted sources, potentially leading to code execution when a ProxyCommand is used. The untrusted sources are the command line and %-sequence expansion of a configuration file. (A configuration file that provides a complete literal username is not categorized as an untrusted source.)

Severity Level

LOW(3.6)

Published Date

Oct 6, 2025

Last Modified

Oct 9, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.29%Probability

Root Weakness (CWE)

CWE-159: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v3.1 Base Metrics — Score 3.6 (LOW)

Attack VectorLocal

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

ConfidentialityLow

IntegrityLow

AvailabilityNone

Affected & Patched Versions

Affected Versions

Not provided by NVD for this CVE.

Patched Versions

Not provided by NVD for this CVE.

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