CVE-2025-47913

HIGH

go/ssh < 0.43.0 - Denial of Service via SSH_AGENT_SUCCESS Response

Title source: llm

SSH clients receiving SSH_AGENT_SUCCESS when expecting a typed response will panic and cause early termination of the client process.

Core 4

Core References

Third Party Advisory

Patch

Exploit, Issue Tracking

Vendor Advisory

CVSS v3 7.5

EPSS 0.0063

EPSS Percentile 46.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

CWE

CWE-617

Status published

Products (2)

go/ssh < 0.43.0

x/crypto 0 - 0.43.0Go

Published Nov 13, 2025

Tracked Since Feb 18, 2026