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ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints. The earliest affected version is 8.9.

Critical CVSS 9.8
CVECVE-2023-28531
First seen2026-07-14 17:21 UTC
Disclosed2023-03-17 04:15 UTC
Last updated2026-07-14 17:21 UTC
Channel statusauto

Summary

ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints. The earliest affected version is 8.9.

In-depth triage · Auto channel

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Affected products

  • :
  • :

Sources

  • NVD DATABASE

Original Links

Timeline

  1. nvd_ingest NVD