CVE-2023-28531

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.

CVSS 3.1

9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

3.0% chance of exploitation in the next 30 days; higher than 87% of CVEs (scores of 2026-10-25)

CWE

CWE-284

Published

2023-03-17

Modified

2026-10-14

Record from

the NVD, synced 2026-10-19

Affected

• netapp:brocade_fabric_operating_system
• netapp:hci_bootstrap_os
• netapp:solidfire_element_os
• openbsd:openssh

References

• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AN2UDTXEUSKFIOIYMV6JNI5VSBMYZOFT/
• https://security.gentoo.org/glsa/202307-01
• https://security.netapp.com/advisory/ntap-20230413-0008/
• https://www.debian.org/security/2023/dsa-5586
• https://www.openwall.com/lists/oss-security/2023/03/15/8

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