CVE-2022-26860

Name: CVE-2022-26860
Creator: NVD / NIST
Published: 2022-09-06T21:15:08.453+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.18%

Last modified Jun 17, 2026

CVE-2022-26860 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Dell BIOS versions contain a stack-based buffer overflow vulnerability. A local attacker could exploit this vulnerability by sending malicious input via SMI to bypass security checks resulting in arbitrary code execution in SMM.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

Dell BIOS versions contain a stack-based buffer overflow vulnerability. A local attacker could exploit this vulnerability by sending malicious input via SMI to bypass security checks resulting in arbitrary code execution in SMM.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.18%

7.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dell	Alienware M15 R6 Firmware	< 1.8.0
Dell	Chengming 3980 Firmware	< 2.21.0
Dell	Chengming 3988 Firmware	< 1.9.0
Dell	Chengming 3990 Firmware	< 1.8.2
Dell	Chengming 3991 Firmware	< 1.8.2
Dell	G15 5510 Firmware	< 1.8.0
Dell	G15 5511 Firmware	< 1.9.0
Dell	G3 15 3590 Firmware	< 1.16.0
Dell	G3 3500 Firmware	< 1.12.0
Dell	G3 3579 Firmware	< 1.19.0
Dell	G5 15 5587 Firmware	< 1.19.0
Dell	G5 15 5590 Firmware	< 1.18.0
Dell	G5 5000 Firmware	< 1.5.1
Dell	G5 5090 Firmware	< 1.12.0
Dell	G5 5500 Firmware	< 1.12.0
Dell	G7 7500 Firmware	< 1.12.0
Dell	G7 7588 Firmware	< 1.19.0
Dell	G7 17 7700 Firmware	< 1.12.0
Dell	G7 17 7790 Firmware	< 1.18.0
Dell	Latitude 3480 Firmware	< 1.19.1
Dell	Latitude 3580 Firmware	< 1.19.1
Dell	Edge Gateway 3000 Firmware	< 1.8.0
Dell	Edge Gateway 5000 Firmware	< 1.18.0
Dell	Embedded Box Pc 3000 Firmware	< 1.14.0
Dell	Embedded Box Pc 5000 Firmware	< 1.15.0
Dell	Inspiron 13 5378 Firmware	< 1.36.0
Dell	Inspiron 13 5379 Firmware	< 1.19.0
Dell	Inspiron 13 7378 Firmware	< 1.36.0
Dell	Inspiron 14 3467 Firmware	< 2.18.0
Dell	Inspiron 14 3476 Firmware	< 1.16.0
Dell	Inspiron 15 3567 Firmware	< 2.18.0
Dell	Inspiron 15 5566 Firmware	< 1.17.0
Dell	Inspiron 15 5578 Firmware	< 1.36.0
Dell	Inspiron 15 5579 Firmware	< 1.19.0
Dell	Inspiron 15 5582 Firmware	< 2.13.0
Dell	Inspiron 15 7572 Firmware	< 1.10.0
Dell	Inspiron 17 7773 Firmware	< 1.16.0
Dell	Inspiron 15 Gaming 7577 Firmware	< 1.19.0
Dell	Inspiron 3470 Firmware	< 2.21.0
Dell	Inspiron 3471 Firmware	< 1.9.0
Dell	Inspiron 3480 Firmware	< 1.17.0
Dell	Inspiron 3481 Firmware	< 1.16.0
Dell	Inspiron 3490 Firmware	< 1.16.0
Dell	Inspiron 3493 Firmware	< 1.19.0
Dell	Inspiron 3501 Firmware	< 1.11.0
Dell	Inspiron 3511 Firmware	< 1.8.0
Dell	Inspiron 3576 Firmware	< 1.16.0
Dell	Inspiron 3580 Firmware	< 1.17.0
Dell	Inspiron 3581 Firmware	< 1.16.0
Dell	Inspiron 3590 Firmware	< 1.16.0

Showing 50 of 399 affected configurations. See NVD for the full list.

References

https://www.dell.com/support/kbdoc/000202194Vendor Advisory
https://www.dell.com/support/kbdoc/000202194Vendor Advisory

Timeline

Published: Sep 6, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-26860?

How severe is CVE-2022-26860?

CVE-2022-26860 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.

How do I fix CVE-2022-26860?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-26860?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST