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Vulnerabilities

Vulnerability · CVE-2025-8421

An improper default permission vulnerability was reported in Lenovo Dock Manager that, under certain conditions during installation, could allow an authenticated local user to redi

Published Nov 12, 2025 · catalog updated Oct 18, 2026 · Lenovo Dock Manager

Last checked Oct 26, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-8421. EPSS is 0.11%. Act only if a listed version of Lenovo Dock Manager is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.2
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.11%
Remediation
Version ranges on file
Affected products
vendor Lenovo Dock Manager 0 <1.6.5.2

An improper default permission vulnerability was reported in Lenovo Dock Manager that, under certain conditions during installation, could allow an authenticated local user to redirect log files with elevated privileges.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Lenovo Dock Manager 0 <1.6.5.20 <1.6.5.2

How to fix CVE-2025-8421

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-8421. EPSS is 0.11%. Act only if a listed version of Lenovo Dock Manager is installed.

Which versions are affected?

Compare what you have installed with Lenovo Dock Manager 0 <1.6.5.2 0 <1.6.5.2. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-276: Incorrect Default Permissions. EPSS 0.11%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Nov 12, 2025 · NIST NVD

    Detected

    An improper default permission vulnerability was reported in Lenovo Dock Manager that, under certain conditions during installation, could allow an authenticated local user to redirect log files with elevated privileges.

  2. Oct 18, 2026 · NIST NVD

    Updated

    An improper default permission vulnerability was reported in Lenovo Dock Manager that, under certain conditions during installation, could allow an authenticated local user to redirect log files with elevated privileges.

Sources

  • CVE.orgVulnerability recordCVE-2025-8421

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-8421

    30-day exploitation probability 0.11%

    first.org
  • EUVDVulnerability recordEUVD-2025-131934

    An improper default permission vulnerability was reported in Lenovo Dock Manager that, under certain conditions during installation, could allow an authenticated local user to redirect log files with elevated privileges.

    euvd.enisa.europa.eu
  • NIST NVDVulnerability recordCVE-2025-8421

    An improper default permission vulnerability was reported in Lenovo Dock Manager that, under certain conditions during installation, could allow an authenticated local user to redirect log files with elevated privileges.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • EUVDOct 25, 2026
  • FIRST EPSSOct 23, 2026
  • CVE.orgOct 21, 2026
  • NIST NVDOct 18, 2026