01 Record
CVE-2026-89057
A potential authentication bypass vulnerability was reported in some Lenovo tablets that could allow a user with physical access to gain unauthorized device access.
HighPUBLISHEDCNA: lenovo
CNA base score7.0 CVSS v4.0CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
02 Description
A potential authentication bypass vulnerability was reported in some Lenovo tablets that could allow a user with physical access to gain unauthorized device access.
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.19% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 9.0% of scored records. A rank, not a probability.
- NVD base score
- 7.0 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-10-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-15 23:17Z13 DAYS AGO
- Last updated
- 2026-10-16 18:58Z12 DAYS AGO
- Reserved
- 2026-09-10
- Assigning CNA
- lenovo
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.0)
- CNA CVSS vector
- CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Weaknesses
- CWE-288Authentication Bypass Using an Alternate Path or ChannelBase
- Data version
- 5.2
- Document digest
- 5b437352fd0bd56e19cec6be83e838cf3812a6a21ddbffdf4d34dc0d74820ace
05 Affected products
VendorProductVersionsPlatforms
LenovoIdea Tab/ Lenovo Tab K11 Gen 2 (TB336FU/TB336ZU)0 to < TB336FU:17.5.10.348 ,TB336ZU:17.5.10.354—
LenovoTab with Clear Case/ Lenovo Tab with Folio Case (TB311FU/TB311XU)0 to < TB311FU:17.5.36.417 ,TB311XU:17.5.37.350—
06 References
- support.lenovo.comhttps://support.lenovo.com/us/en/product_security/LEN-218699
07 Remediation
Update to the version (or higher) as recommended in the advisory - https://support.lenovo.com/us/en/product_security/LEN-218699