Description
A deserialization of untrusted data vulnerability was discovered in Lenovo System Update that could allow a local authenticated user to execute code with elevated privileges.
Published: 2026-11-11
Score: 8.5 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Solution

As of October 31, 2026, Lenovo System Update has reached end of support status, and no further updates will be released to address these vulnerabilities.  Lenovo recommends that users uninstall Lenovo System Update as soon as possible and migrate to Lenovo Commercial Vantage ( Lenovo Commercial Vantage - Lenovo Support US https://support.lenovo.com/us/en/solutions/hf003321 ).

Tracking

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Advisories

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History

Wed, 11 Nov 2026 16:30:00 +0000

Type Values Removed Values Added
Description A deserialization of untrusted data vulnerability was discovered in Lenovo System Update that could allow a local authenticated user to execute code with elevated privileges.
First Time appeared Lenovo
Lenovo system Update
Weaknesses CWE-502
CPEs cpe:2.3:a:lenovo:system_update:*:*:*:*:*:*:*:*
Vendors & Products Lenovo
Lenovo system Update
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.5, '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'}

Subscriptions

Lenovo System Update
cve-icon MITRE

Status: PUBLISHED

Assigner: lenovo

Published:

Updated: 2026-11-11T16:15:43.172Z

Reserved: 2026-08-21T15:37:14.346Z

Link: CVE-2026-77882

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-11T17:17:20.130

Modified: 2026-11-11T17:17:20.130

Link: CVE-2026-77882

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-502

    Deserialization of Untrusted Data