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PatchSiren cyber security CVE debrief

CVE-2026-11813 Lenovo CVE debrief

A potential improper permissions vulnerability was reported in the Lenovo Filez Client application that could allow a local authenticated user to escalate privileges. This vulnerability has a high CVSS score of 8.5 and is considered HIGH severity. The vulnerability affects local authenticated users, who may be able to escalate privileges. Defenders should assess exposure and prioritize remediation for Lenovo Filez Client application users. The CVE record and NVD entry provide limited information about the vulnerability.

Vendor
Lenovo
Product
FileZ Client
CVSS
HIGH 8.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-09-10
Original CVE updated
2026-09-11
Advisory published
2026-09-10
Advisory updated
2026-09-11

Who should care

Lenovo Filez Client application users and administrators should assess exposure and prioritize remediation. Defenders should verify privileges of local authenticated users and prioritize remediation. The vulnerability affects local authenticated users, who may be able to escalate privileges.

Why it matters

The vulnerability has a high CVSS score and may allow local authenticated users to escalate privileges, requiring defenders to assess exposure and prioritize remediation.

  • Privilege escalation may occur for local authenticated users
  • Defenders should verify privileges of local authenticated users
  • Remediation priority is high due to CVSS score of 8.5

Technical summary

A potential improper permissions vulnerability was reported in the Lenovo Filez Client application that could allow a local authenticated user to escalate privileges. The vulnerability affects local authenticated users, who may be able to escalate privileges. The CVSS score of 8.5 indicates a high severity vulnerability. Defenders should assess exposure and prioritize remediation for Lenovo Filez Client application users.

Defensive priority

Assess exposure and prioritize remediation for Lenovo Filez Client application users.

Recommended defensive actions

  • Assess exposure of Lenovo Filez Client application in your environment
  • Prioritize remediation for affected systems
  • Verify privileges of local authenticated users

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability, with a CVSS score of 8.5 and a HIGH severity rating. The vulnerability has a high CVSS score and may allow local authenticated users to escalate privileges. Defenders should verify privileges of local authenticated users and prioritize remediation. The CVE record was published on 2026-09-10T21:17:18.357Z and has not been modified since then.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-11813 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-11813

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-11813 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-11813

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.