CVE-2026-35159 | BDVDB-2026-345462 Detail

DellInspiron 15 3520

Description#

Dell Client Platform BIOS contains an Authentication Bypass by Primary Weakness vulnerability. An unauthenticated attacker with physical access could potentially exploit this vulnerability, leading to Information Disclosure.

Impact#

Per CVSS v3.1: confidentiality impact low, integrity impact high, availability impact low. Attack vector: physical.

Weaknesses#

CWE-305 Authentication Bypass by Primary Weakness

References#

https://www.dell.com/support/kbdoc/en-us/000452197/dsa-2026-195

Exploit#

No public exploit known

History#

Version 12026-07-03Record published in the CVE List.
Version 22026-09-17Most recent update recorded in the CVE List.

Published

Published: 2026-07-03
Last modified: 2026-09-17

Vendor information

Vendor: Dell
Product: Inspiron 15 3520

All Dell vulnerabilities

Score

5.3 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 10.7.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 1.41.0 or later
Fixed
1.41.0 or later

Scoring System

CVSS v4.0

Not available

CVSS v3.1

5.3 Medium

CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:L

Metric breakdown
Attack Vector	Physical
Attack Complexity	High
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity	High
Availability	Low

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).