{"cve":"CVE-2023-28026","nvd":{"published":"2023-06-23T11:15:09.073","modified":"2026-06-17T05:46:24.263","status":"Modified","description":"Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user with administrator privileges may potentially exploit this vulnerability in order to modify a UEFI variable.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","score":6.7},"cwes":["CWE-20"],"references":["https://www.dell.com/support/kbdoc/en-us/000212204/dsa-2023-099-dell-client-bios-security-update-for-multiple-improper-input-validation-vulnerabilities","https://www.dell.com/support/kbdoc/en-us/000212204/dsa-2023-099-dell-client-bios-security-update-for-multiple-improper-input-validation-vulnerabilities"],"products":["dell:alienware_area_51m_r1_firmware","dell:alienware_area_51m_r2_firmware","dell:alienware_aurora_r11_firmware","dell:alienware_aurora_r12_firmware","dell:alienware_aurora_r13_firmware","dell:alienware_aurora_r15_firmware","dell:alienware_m15_r2_firmware","dell:alienware_m15_r3_firmware","dell:alienware_m15_r4_firmware","dell:alienware_m15_r6_firmware","dell:alienware_m15_r7_firmware","dell:alienware_m16_firmware","dell:alienware_m17_r2_firmware","dell:alienware_m17_r3_firmware","dell:alienware_m17_r4_firmware","dell:alienware_x14_firmware","dell:alienware_x15_r1_firmware","dell:alienware_x15_r2_firmware","dell:alienware_x17_r1_firmware","dell:alienware_x17_r2_firmware","dell:chengming_3900_firmware","dell:chengming_3901_firmware","dell:chengming_3910_firmware","dell:chengming_3911_firmware","dell:chengming_3980_firmware","dell:chengming_3988_firmware","dell:chengming_3990_firmware","dell:chengming_3991_firmware","dell:embedded_box_pc_5000_firmware","dell:g15_5510_firmware","dell:g15_5511_firmware","dell:g15_5520_firmware","dell:g15_5530_firmware","dell:g16_7620_firmware","dell:g3_15_3590_firmware","dell:g3_3500_firmware","dell:g3_3579_firmware","dell:g3_3779_firmware","dell:g5_15_5500_firmware","dell:g5_15_5590_firmware","dell:g5_5000_firmware","dell:g5_5090_firmware","dell:g7_15_7500_firmware","dell:g7_15_7590_firmware","dell:g7_17_7700_firmware","dell:g7_17_7790_firmware","dell:inspiron_13_5330_firmware","dell:inspiron_14_5410_firmware","dell:inspiron_14_5418_firmware","dell:inspiron_14_5430_firmware"],"source":"nvd","synced_at":"2026-10-19T21:38:30.124994567+00:00"},"epss":{"cve":"CVE-2023-28026","score":0.00168,"percentile":0.06144,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}