SSH Client Vulnerability in Go Programming Language by Google
CVE-2025-47913

7.5HIGH

Key Information:

Vendor
CVE Published:
13 November 2025

What is CVE-2025-47913?

In the Go programming language, a flaw exists in the SSH client where it can panic and terminate unexpectedly upon receiving an SSH_AGENT_SUCCESS response when a typed input is anticipated. This behavior can lead to a disruption in service for applications relying on the SSH protocol, raising significant concerns for developers and users. It is crucial for users of affected Go versions to implement available patches and updates to mitigate this issue and ensure the stability of their applications.

Affected Version(s)

golang.org/x/crypto/ssh/agent 0 < 0.43.0

References

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Jakub Ciolek
Nicola Murino
.
CVE-2025-47913 : SSH Client Vulnerability in Go Programming Language by Google