CVE-2026-11813 PUBLISHED

Assigner: lenovo
Reserved: 09.06.2026 Published: 10.09.2026 Updated: 10.09.2026

A potential improper permissions vulnerability was reported in the Lenovo Filez Client application that could allow a local authenticated user to escalate privileges.

Metrics

CVSS 3.1
CVSS 4.0

CVSS Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 8.5

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Local	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 7.8

Attack Vector	Local	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Lenovo
Product	FileZ Client
Versions	Default: unaffected affected from 0 to 11.7.1.0 (excl.)

Vendor	Lenovo
Product	FileZ Enterprise
Versions	Default: unaffected affected from 0 to 11.5.1.0 (excl.)

Solutions

Update Filez Windows Application version to 11.7.1.0 or later.

Credits

Lenovo thanks Wanjie from Huazhong University of Science and Technology for reporting this issue. finder

References

https://www.filez.com/en/securityPolicy/5.html?1788882250

Problem Types

CWE-276: Incorrect Default Permissions CWE