Prior Dell BIOS versions contain an Input Validation vulnerability.

published 2022-06-23 4y ago modified 2026-06-17 4mo ago also EUVD-2022-31411

cvss: 6.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 19%
public exploits: 0; none known

Prior Dell BIOS versions contain an Input Validation vulnerability. A locally authenticated malicious user could potentially exploit this vulnerability by sending malicious input to an SMI in order to bypass security controls in SMM.

Patch / fix

fixed in 1

Dell CPG BIOS 1.5.0

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Exploit prediction

0.27% chance of exploitation in the next 30 days, higher than 19% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.3	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.2	AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected products

Dell CPG BIOS

Classification

Weakness

CWE-20 Improper Input Validation

References

dell.com /support/kbdoc/en-us/000200568/dsa-2022-096
vendor-advisory

Sources

CVE List CVE-2022-26862
NVD CVE-2022-26862

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