CVE-2022-26864

What it is

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.

At a glance

Exploitability

Can be exploited locally on the machine with an admin-level account. High risk of data exposure, data tampering.

Exploit odds

0.3% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2022-06-23 18:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 04:36 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.3% in the next 30 days (EPSS).
• Severity: 6.3 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2022-06-23 18:15 UTC

Last modified

2026-06-17 04:36 UTC

Exploit probability

0.3% · EPSS, next 30 days

Weakness

CWE-20 · Improper input validation

Record status

Modified

Affected

• Dell Alienware m15 r5 Firmware < 1.5.0
• Dell g15 5515 Firmware < 1.6.0
• Dell g5 Se 5505 Firmware < 1.11.0
• Dell Inspiron 27 7775 Firmware < 2.16.1
• Dell Inspiron 14 5425 Firmware < 1.2.1
• Dell Inspiron 3275 Firmware < 1.9.0
• Dell Inspiron 3475 Firmware < 1.9.0
• Dell Inspiron 3180 Firmware < 1.4.4

Attack profile CVSS 3.1 · 6.3

Attack vector

Local

Complexity

Low

Privileges needed

High

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

Low

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2022-26864.md and follow it. Check whether this project is affected by CVE-2022-26864. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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