SoftIron HyperCloud 2.5.0 through 2.6.3 may incorrectly add user SSH keys to the administrator-level authorized keys under certain conditions, allowing unauthorized privilege escalation to admin via SSH. Affects non-production debug and internal development builds created between versions 2.5.0 and 2.6.3. No generally available (GA) or customer-released production builds were affected. There is no evidence that this issue was exposed in customer environments or production deployments.
Published: 2025-09-18
Updated: 2026-04-15
Base Score: 6.5
Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P
Severity: Medium
Base Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: High
Base Score: 1.8
Vector: CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
Severity: Low
EPSS: 0.00038