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Findings

CVE-2026-20436

In wlan STA driver, there is a possible escalation of privilege due to a missing bounds check.

Published Mar 2, 2026 · updated Jun 17, 2026 · mediatek nbiot sdk

In wlan STA driver, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: WCNCR00473802; Issue ID: MSV-5970.

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. Mar 2, 2026 · NIST NVD

    Detected

    In wlan STA driver, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: WCNCR00473802; Issue ID: MSV-5970.

  2. Jun 17, 2026 · NIST NVD

    Updated

    In wlan STA driver, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: WCNCR00473802; Issue ID: MSV-5970.

Affected

  • cpe mediatek/nbiot sdkversion unspecified

Sources

  • CVE.orgVulnerability recordCVE-2026-20436

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2026-20436

    In wlan STA driver, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: WCNCR00473802

    nvd.nist.gov

References