CVE-2026-106552

Published: October 9, 2026Last modified: October 9, 2026

Description

In sftp in OpenSSH before 10.6, a server can trigger directory traversal (causing files to be written to unintended locations) during a recursive copy operation.

Severity score breakdown

ParameterValue
Base score4.2
Attack VectorNETWORK
Attack complexityHIGH
Privileges requiredNONE
User interactionREQUIRED
ScopeUNCHANGED
ConfidentialityNONE
Integrity impactLOW
Availability impactLOW
VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L

Status

ProductReleasePackageStatus
Alpaquita Linux23 LTSopensshVulnerable (9.1_p1-r3)
25 LTSopensshVulnerable (10.0_p1-r7)
StreamopensshFixed (10.6_p1-r0)

References

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