CVE-2026-35159Dell Client Platform BIOS contains an Authentication Bypass by Primary Weakness vulnerability. An unauthenticated attacker with physical…

5.3MediumCVSS base score
0.21%Exploitation in 30 daysEPSS · top 89% of all CVEs
NoKnown exploitednot in CISA's KEV catalog
NonePublic exploitsnone known yet

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.

Timeline

2026
1 Apr 2026
1 Apr 2026
ID reserved
By dell
3 Jul 20263 months later
3 Jul 2026· 3 months later
Published
17 Sept 20263 months later
17 Sept 2026· 3 months later
Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2026-35159, by who scored it
Scored by	CVSS	Score	Vector
dellCNA (assigner)	3.1	Medium5.3	CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:L
NVDNVD · Awaiting Analysis	3.1	Medium5.3	CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:L

EPSS (exploitation in 30 days): 0.21% · top 89% of all CVEs (14 Nov 2026)
CISA SSVC: Exploitation: none · Automatable: no · Technical impact: partial

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.

Affected products

Dell · Inspiron 15 3520
- affected < 1.41.0 or later
Dell · G15 5530
- affected < 1.33.0 or later
Dell · Alienware 16 Area-51 AA16250
- affected < 2.4.1 or later
Dell · Alienware 16 Aurora AC16250
- affected < 1.13.0 or later
Dell · Alienware 16X Aurora AC16251
- affected < 2.4.0 or later
Dell · Alienware 18 Area-51 AA18250
- affected < 2.4.1 or later
Dell · Alienware Area-51 AAT2250
- affected < 1.17.2 or later
Dell · Alienware Aurora ACT1250
- affected < 1.16.2 or later
Dell · Alienware m15 R6
- affected < 1.44.0 or later
Dell · Alienware m15 R7
- affected < 1.40.0 or later
Dell · Alienware m16 R1
- affected < 1.34.0 or later
Dell · Alienware m16 R2
- affected < 1.21.0 or later
Dell · Alienware m18 R1
- affected < 1.34.0 or later
Dell · Alienware M18 R2
- affected < 1.22.0 or later
Dell · Alienware x14 R2
- affected < 1.32.0 or later
Dell · Alienware x16 R1
- affected < 1.32.0 or later
Dell · Alienware X16 R2
- affected < 1.22.0 or later
Dell · ChengMing 3900
- affected < 1.40.0 or later
Dell · ChengMing 3910/3911
- affected < 1.36.0 or later
Dell · Dell 14 DC14250
- affected < 1.7.0 or later
Dell · 14 Plus 2-in-1 DB04250
- affected < 1.13.0 or later
Dell · 14 Plus DB14250
- affected < 1.13.0 or later
Dell · 15 DC15250
- affected < 1.10.0 or later
Dell · 16 Plus 2-in-1 DB06250
- affected < 1.13.0 or later
Dell · 16 Plus DB16250
- affected < 1.13.0 or later
Dell · 24 All-in-One EC24250
- affected < 1.15.0 or later
Dell · 27 All-in-One EC27250
- affected < 1.15.0 or later
Dell · G15 5510
- affected < 1.40.0 or later
Dell · G15 5511
- affected < 1.43.0 or later
Dell · G15 5520
- affected < 1.41.0 or later
Dell · G16 7620
- affected < 1.41.0 or later
Dell · G16 7630
- affected < 1.33.0 or later
Dell · Pro 13 Plus PB13250
- affected < 2.13.4 or later
Dell · Pro 13 Plus PB13255
- affected < 1.15.0 or later
Dell · Pro 13 Premium PA13250
- affected < 2.13.4 or later
Dell · Pro 14 Essential PV14250
- affected < 1.6.0 or later
Dell · Pro 14 PC14250
- affected < 1.15.2 or later
Dell · Pro 14 Plus PB14250
- affected < 2.13.4 or later
Dell · Pro 14 Plus PB14255
- affected < 1.15.0 or later
Dell · Pro 14 Premium PA14250
- affected < 2.13.4 or later
Dell · Pro 16 PC16250
- affected < 1.15.2 or later
Dell · Pro 16 Plus PB16250
- affected < 2.13.4 or later
Dell · Pro 16 Plus PB16255
- affected < 1.15.0 or later
Dell · Pro 24 All-In-One Plus QB24250 / Pro 24 All-In-One QC24250 / Pro 24 All-In-One QC24251
- affected < 1.15.1 or later
Dell · Pro Laptop PC14250
- affected < 1.15.2 or later
Dell · Pro Laptop PC16250
- affected < 1.15.2 or later
Dell · Pro Max 14 MC14250
- affected < 1.14.1 or later
Dell · Pro Max 14 MC14255
- affected < 2.4.0 or later
Dell · Pro Max 16 MC16250
- affected < 1.14.1 or later
Dell · Pro Max 16 MC16255
- affected < 2.4.0 or later
Dell · Pro Max Micro FCM2250
- affected < 1.15.2 or later
Dell · Pro Max Slim FCS1250
- affected < 1.15.2 or later
Dell · Pro Max Tower T2 FCT2250
- affected < 1.15.2 or later
Dell · Pro Micro / QCM1255
- affected < 1.13.0 or later
Dell · Pro Micro Plus QBM1250 / Pro Micro QCM1250
- affected < 1.15.1 or later
Dell · Pro Micro/Micro Plus QCM1250/QBM1250
- affected < 1.15.1 or later
Dell · Pro Precision 7 T1
- affected < 1.15.1 or later
Dell · Pro Rugged 10 Tablets
- affected < 1.9.0 or later
Dell · Pro Rugged 12 Tablet
- affected < 1.9.0 or later
Dell · Pro Rugged 13 RA13250
- affected < 1.16.1 or later
Dell · Pro Rugged 14 RB14250
- affected < 1.16.1 or later
Dell · Pro Slim / QCS1255
- affected < 1.13.0 or later
Dell · Pro Slim Essential QVS1260
- affected < 1.15.0 or later
Dell · Pro Slim Plus QBS1250 / Pro Slim QCS1250
- affected < 1.15.1 or later
Dell · Pro Slim Plus QBS1250/Pro Slim QCS1250
- affected < 1.15.1 or later
Dell · Pro Tower / QCT1255
- affected < 1.13.0 or later
Dell · Pro Tower Essential QVT1260
- affected < 1.15.0 or later
Dell · Pro Tower Plus QBT1250 / Pro Tower QCT1250
- affected < 1.15.1 or later
Dell · Pro Tower Plus QBT1250/Pro Tower QCT1250
- affected < 1.15.1 or later
Dell · Slim ECS1250
- affected < 1.15.0 or later
Dell · Tower ECT1250
- affected < 1.15.0 or later
Dell · Inspiron 13 5330
- affected < 1.31.0 or later
Dell · Inspiron 14 5420
- affected < 1.36.0 or later
Dell · Inspiron 14 5430
- affected < 1.29.0 or later
Dell · Inspiron 14 5440
- affected < 1.22.0 or later
Dell · Inspiron 14 7430 2-in-1
- affected < 1.29.0 or later
Dell · Inspiron 14 7440 2-in-1
- affected < 1.22.0 or later
Dell · Inspiron 14 Plus 7420
- affected < 1.37.0 or later
Dell · Inspiron 14 Plus 7430
- affected < 1.29.0 or later
Dell · Inspiron 14 Plus 7440
- affected < 1.25.0 or later
Dell · Inspiron 15 3511
- affected < 1.46.0 or later
Dell · Inspiron 15 3530
- affected < 1.32.0 or later
Dell · Inspiron 16 5620
- affected < 1.36.0 or later
Dell · Inspiron 16 5630
- affected < 1.29.0 or later
Dell · Inspiron 16 5640
- affected < 1.21.0 or later
Dell · Inspiron 16 7630 2-in-1
- affected < 1.29.0 or later
Dell · Inspiron 16 7640 2-in-1
- affected < 1.21.0 or later
Dell · Inspiron 16 Plus 7620
- affected < 1.37.0 or later
Dell · Inspiron 16 Plus 7630
- affected < 1.29.0 or later
Dell · Inspiron 16 Plus 7640
- affected < 1.25.0 or later
Dell · Inspiron 24 5420 All-in-One
- affected < 1.29.0 or later
Dell · Inspiron 24 5430 All-in-One
- affected < 1.22.0 or later
Dell · Inspiron 27 7720 All-in-One
- affected < 1.29.0 or later
Dell · Inspiron 27 7730 All-in-One
- affected < 1.22.0 or later
Dell · Inspiron 3020 Desktop
- affected < 1.36.0 or later
Dell · Inspiron 3020 S
- affected < 1.36.0 or later
Dell · Inspiron 3030
- affected < 1.26.0 or later
Dell · Inspiron 3030S
- affected < 1.26.0 or later
Dell · Inspiron 5410 All-in-One
- affected < 1.38.0 or later
Dell · Inspiron 7710 All-in-One
- affected < 1.38.0 or later
Dell · Latitude 3320
- affected < 1.44.0 or later
Dell · Latitude 3340
- affected < 1.31.0 or later
Dell · Latitude 5320
- affected < 1.51.0 or later
Dell · Latitude 5330
- affected < 1.36.0 or later
Dell · Latitude 5340
- affected < 1.29.0 or later
Dell · Latitude 5350
- affected < 1.23.0 or later
Dell · Latitude 5421
- affected < 1.46.0 or later
Dell · Latitude 5430
- affected < 1.39.1 or later
Dell · Latitude 5430 Rugged Laptop
- affected < 1.43.0 or later
Dell · Latitude 5431
- affected < 1.39.0 or later
Dell · Latitude 5440
- affected < 1.31.1 or later
Dell · Latitude 5450
- affected < 1.23.1 or later
Dell · Latitude 5520
- affected < 1.51.0 or later
Dell · Latitude 5521
- affected < 1.43.0 or later
Dell · Latitude 5530
- affected < 1.36.0 or later
Dell · Latitude 5531
- affected < 1.36.0 or later
Dell · Latitude 5540
- affected < 1.29.0 or later
Dell · Latitude 5550
- affected < 1.23.0 or later
Dell · Latitude 7030 Rugged Extreme
- affected < 1.23.0 or later
Dell · Latitude 7230 Rugged Extreme
- affected < 1.32.0 or later
Dell · Latitude 7320
- affected < 1.50.1 or later
Dell · Latitude 7320 Detachable
- affected < 1.47.0 or later
Dell · Latitude 7330
- affected < 1.40.0 or later
Dell · Latitude 7330 Rugged Laptop
- affected < 1.43.0 or later
Dell · Latitude 7340
- affected < 1.30.0 or later
Dell · Latitude 7350
- affected < 1.23.0 or later
Dell · Latitude 7420
- affected < 1.50.1 or later
Dell · Latitude 7430
- affected < 1.40.0 or later
Dell · Latitude 7440
- affected < 1.31.1 or later
Dell · Latitude 7450
- affected < 1.23.1 or later
Dell · Latitude 7520
- affected < 1.50.1 or later
Dell · Latitude 7530
- affected < 1.40.0 or later
Dell · Latitude 7640
- affected < 1.31.1 or later
Dell · Latitude 7650
- affected < 1.23.1 or later
Dell · Latitude 9330
- affected < 1.37.0 or later
Dell · Latitude 9420
- affected < 1.47.0 or later
Dell · Latitude 9430
- affected < 1.40.1 or later
Dell · Latitude 9440 2-in-1
- affected < 1.29.0 or later
Dell · Latitude 9450
- affected < 1.21.1 or later
Dell · Latitude 9520
- affected < 1.47.1 or later
Dell · OptiPlex 3000 Micro / OptiPlex 3000 Small Form Factor / OptiPlex 3000 Tower
- affected < 1.40.0 or later
Dell · OptiPlex 3000 Thin Client
- affected < 1.34.0 or later
Dell · OptiPlex 3090 Ultra
- affected < 1.42.0 or later
Dell · OptiPlex 5000 Micro / OptiPlex 5000 Small Form Factor / OptiPlex 5000 Tower
- affected < 1.40.0 or later
Dell · OptiPlex 5090 Micro / OptiPlex 5090 Small Form Factor / OptiPlex 5090 Tower
- affected < 1.42.0 or later
Dell · OptiPlex 5400 All-In-One
- affected < 1.1.59 or later
Dell · OptiPlex 5490 AIO
- affected < 1.47.0 or later
Dell · OptiPlex 7000 Micro / OptiPlex 7000 Small Form Factor / OptiPlex 7000 Tower / OptiPlex 7000 XE Micro
- affected < 1.40.0 or later
Dell · OptiPlex 7000 OEM MT+
- affected < 1.40.0 or later
Dell · OptiPlex 7090 Tower
- affected < 1.42.0 or later
Dell · OptiPlex 7090 Ultra
- affected < 1.42.0 or later
Dell · OptiPlex 7400 All-In-One
- affected < 1.1.59 or later
Dell · OptiPlex 7490 AIO
- affected < 1.47.0 or later
Dell · OptiPlex AIO 7420
- affected < 1.26.1 or later
Dell · OptiPlex All-in-One 7410
- affected < 1.36.0 or later
Dell · OptiPlex Micro 7010 / OptiPlex Micro Plus 7010
- affected < 1.36.0 or later
Dell · OptiPlex Micro 7020
- affected < 1.26.1 or later
Dell · OptiPlex SFF 7020
- affected < 1.26.1 or later
Dell · OptiPlex Small Form Factor 7010 / OptiPlex Small Form Factor Plus 7010
- affected < 1.36.0 or later
Dell · OptiPlex Tower 7010 / OptiPlex Tower Plus 7010
- affected < 1.36.0 or later
Dell · OptiPlex Tower 7020
- affected < 1.26.1 or later
Dell · OptiPlex XE4 SFF
- affected < 1.40.0 or later
Dell · PC14255
- affected < 1.14.1 or later
Dell · PC16255
- affected < 1.14.1 or later
Dell · Precision 3260 XE Compact / Precision 3260 Compact
- affected < 3.26.0 or later
Dell · Precision 3280 CFF
- affected < 1.24.1 or later
Dell · Precision 3450
- affected < 1.42.0 or later
Dell · Precision 3460 XE Small Form Factor / Precision 3460 Small Form Factor
- affected < 3.26.0 or later
Dell · Precision 3470
- affected < 1.39.0 or later
Dell · Precision 3480
- affected < 1.31.1 or later
Dell · Precision 3490
- affected < 1.23.1 or later
Dell · Precision 3560
- affected < 1.51.0 or later
Dell · Precision 3561
- affected < 1.43.0 or later
Dell · Precision 3570
- affected < 1.36.0 or later
Dell · Precision 3571
- affected < 1.36.0 or later
Dell · Precision 3580
- affected < 1.29.0 or later
Dell · Precision 3581
- affected < 1.29.0 or later
Dell · Precision 3590
- affected < 1.23.0 or later
Dell · Precision 3591
- affected < 1.23.0 or later
Dell · Precision 3650 MT
- affected < 1.47.0 or later
Dell · Precision 3660
- affected < 2.37.1 or later
Dell · Precision 3680 Tower
- affected < 1.26.1 or later
Dell · Precision 5470
- affected < 1.39.0 or later
Dell · Precision 5480
- affected < 1.27.0 or later
Dell · Precision 5490
- affected < 1.21.1 or later
Dell · Precision 5560
- affected < 1.46.0 or later
Dell · Precision 5570
- affected < 1.41.0 or later
Dell · Precision 5680
- affected < 1.29.0 or later
Dell · Precision 5690
- affected < 1.23.0 or later
Dell · Precision 5770
- affected < 1.40.0 or later
Dell · Precision 5860 Tower
- affected < 3.8.0 or later
Dell · Precision 7560
- affected < 1.47.0 or later
Dell · Precision 7670
- affected < 1.38.0 or later
Dell · Precision 7680
- affected < 1.29.0 or later
Dell · Precision 7760
- affected < 1.47.0 or later
Dell · Precision 7770
- affected < 1.38.0 or later
Dell · Precision 7780
- affected < 1.29.0 or later
Dell · Precision 7875 Tower
- affected < 02.10.01 or later
Dell · Precision 7960 Tower
- affected < 2.20.0 or later
Dell · Precision Tower 7865
- affected < 1.26.0 or later
Dell · Vostro 14 3420
- affected < 1.41.0 or later
Dell · Vostro 14 3430
- affected < 1.32.0 or later
Dell · Vostro 14 3440
- affected < 1.22.0 or later
Dell · Vostro 15 3510
- affected < 1.46.0 or later
Dell · Vostro 15 3520
- affected < 1.41.0 or later
Dell · Vostro 15 3530
- affected < 1.32.0 or later
Dell · Vostro 16 5630
- affected < 1.29.0 or later
Dell · Vostro 16 5640
- affected < 1.21.0 or later
Dell · Vostro 3020 Small Desktop
- affected < 1.36.0 or later
Dell · Vostro 3020 Tower Desktop
- affected < 1.36.0 or later
Dell · Vostro 3030
- affected < 1.26.0 or later
Dell · Vostro 3030S
- affected < 1.26.0 or later
Dell · Vostro 3910
- affected < 1.40.0 or later
Dell · Vostro 5620
- affected < 1.36.0 or later
Dell · Vostro 5890
- affected < 1.42.0 or later
Dell · Vostro 7620
- affected < 1.37.0 or later
Dell · XPS 13 9315
- affected < 1.38.0 or later
Dell · XPS 13 9340
- affected < 1.26.0 or later
Dell · XPS 13 9350
- affected < 1.21.0 or later
Dell · XPS 13 Plus 9320
- affected < 2.30.0 or later
Dell · XPS 14 (14 Premium) DA14250
- affected < 1.11.0 or later
Dell · XPS 14 9440
- affected < 1.24.0 or later
Dell · XPS 15 9510
- affected < 1.46.0 or later
Dell · XPS 15 9520
- affected < 1.41.0 or later
Dell · XPS 15 9530
- affected < 1.31.0 or later
Dell · XPS 16 (16 Premium) DA16250
- affected < 1.13.0 or later
Dell · XPS 16 9640
- affected < 1.23.0 or later
Dell · XPS 17 9720
- affected < 1.40.0 or later
Dell · XPS 17 9730
- affected < 1.27.0 or later
Dell · XPS 9320
- affected < 2.30.0 or later

References1

https://www.dell.com/support/kbdoc/en-us/000452197/dsa-2026-195 (opens in a new tab)vendor-advisory

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

[![CVE-2026-35159](https://cveledger.app/badge/CVE-2026-35159.svg)](https://cveledger.app/cve/CVE-2026-35159)

Record last updated 17 Sept 2026, 18:37 UTC.