CVE-2026-0421

MEDIUM

6.5

CVSS Score

Published: January 14, 2026 at 10:18 PM UTC

Updated: June 17, 2026 at 10:10 AM UTC

4 products affected across 1 vendorThinkPad L14 Gen 6ThinkPad L16 Gen 2ThinkPad L13 Gen 6

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Severity

MEDIUM6.5

Exploit prediction

EPSS 0.2%

SSVC

No known exploit

Description

A potential vulnerability was reported in the BIOS of L13 Gen 6, L13 Gen 6 2-in-1, L14 Gen 6, and L16 Gen 2 ThinkPads which could result in Secure Boot being disabled even when configured as “On” in the BIOS setup menu. This issue only affects systems where Secure Boot is set to User Mode.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

ThinkPad L13 Gen 6 · Lenovo

60%

v < 1.10

Affected range stops below 1.10, so it looks safe — our inference, not a vendor statement

ThinkPad L13 Gen 6 2-in-1 · Lenovo

60%

v < 1.10

Affected range stops below 1.10, so it looks safe — our inference, not a vendor statement

ThinkPad L14 Gen 6 · Lenovo

60%

v < 1.06

Affected range stops below 1.06, so it looks safe — our inference, not a vendor statement

ThinkPad L16 Gen 2 · Lenovo

60%

v < 1.06

Affected range stops below 1.06, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: cverecord

https://support.lenovo.com/us/en/product_security/LEN-210688

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMlenovo

Attack Vector: LOCAL
Complexity: LOW
Privileges: HIGH
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-252

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