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Description

A malicious actor with access to the network and low privileges could exploit a Path Traversal vulnerability found in UniFi OS devices to access files on the underlying system that could be manipulated to obtain sensitive information.

PUBLISHED Reserved 2026-03-31 | Published 2026-05-22 | Updated 2026-05-22 | Assigner hackerone




HIGH: 7.7CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Problem types

CWE-22 Path Traversal

Product status

Default status
unaffected

Any version before 5.0.8
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.11
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.10
affected

Default status
unaffected

Any version before 5.1.10
affected

Default status
unaffected

Any version before 5.1.10
affected

Default status
unaffected

Any version before 5.1.10
affected

Default status
unaffected

Any version before 5.1.10
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

Default status
unaffected

Any version before 5.1.12
affected

References

community.ui.com/...064/84811c09-4cf4-42ab-bd61-cc994445963b

cve.org (CVE-2026-34911)

nvd.nist.gov (CVE-2026-34911)

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