Medium severity · published Jan 14, 2026
CVE-2026-0421
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…
6.5
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TL
ThinkPad L13 Gen 6 2 in 1 BIOS · Lenovo
before 1.10 · source: vendor
TL
ThinkPad L13 Gen 6 BIOS · Lenovo
before 1.10 · source: vendor
TL
ThinkPad L14 Gen 6 BIOS · Lenovo
before 1.06 · source: vendor
TL
ThinkPad L16 Gen 2 BIOS · Lenovo
before 1.06 · source: vendor