CVE-2025-26482: Medium severity Dell PowerEdge Server BIOS vulnerability

Published Sep 25, 2025
·
Updated

Dell PowerEdge Server BIOS and Dell iDRAC9, all versions, contains an Information Disclosure vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Information Disclosure.

Affected Software

228 affected components
Dell PowerEdge Server BIOS<=
Dell iDRAC9<=
All of the following
Dell Poweredge R770 Firmware<1.2.6
Dell Poweredge R770
All of the following
Dell Poweredge R670 Firmware<1.2.6
Dell Poweredge R670
All of the following
Dell Poweredge R570 Firmware<1.2.6
Dell Poweredge R570
All of the following
Dell Poweredge R470 Firmware<1.2.6
Dell Poweredge R470
All of the following
Dell Poweredge R6715 Firmware<1.1.2
Dell Poweredge R6715
All of the following
Dell Poweredge R7715 Firmware<1.1.2
Dell Poweredge R7715
All of the following
Dell Poweredge R6725 Firmware<1.1.3
Dell Poweredge R6725
All of the following
Dell Poweredge R7725 Firmware<1.1.3
Dell Poweredge R7725
All of the following
Dell Poweredge R660 Firmware<2.5.4
Dell Poweredge R660
All of the following
Dell Poweredge R760 Firmware<2.5.4
Dell Poweredge R760
All of the following
Dell Poweredge C6620 Firmware<2.5.4
Dell Poweredge C6620
All of the following
Dell Poweredge Mx760c Firmware<2.5.4
Dell Poweredge Mx760c
All of the following
Dell Poweredge R860 Firmware<2.5.4
Dell Poweredge R860
All of the following
Dell Poweredge R960 Firmware<2.5.4
Dell Poweredge R960
All of the following
Dell Poweredge Hs5610 Firmware<2.5.4
Dell Poweredge Hs5610
All of the following
Dell Poweredge Hs5620 Firmware<2.5.4
Dell Poweredge Hs5620
All of the following
Dell Poweredge R660xs Firmware<2.5.4
Dell Poweredge R660xs
All of the following
Dell Poweredge R760xs Firmware<2.5.4
Dell Poweredge R760xs
All of the following
Dell Poweredge R760xd2 Firmware<2.5.4
Dell Poweredge R760xd2
All of the following
Dell Poweredge T560 Firmware<2.5.4
Dell Poweredge T560
All of the following
Dell Poweredge R760xa Firmware<2.5.4
Dell Poweredge R760xa
All of the following
Dell Poweredge Xe9680 Firmware<2.5.4
Dell Poweredge Xe9680
All of the following
Dell Poweredge Xe9680l Firmware<2.5.4
Dell Poweredge Xe9680l
All of the following
Dell Poweredge Xr5610 Firmware<2.5.4
Dell Poweredge Xr5610
All of the following
Dell Poweredge Xr8610t Firmware<2.5.4
Dell Poweredge Xr8610t
All of the following
Dell Poweredge Xr8620t Firmware<2.5.4
Dell Poweredge Xr8620t
All of the following
Dell Poweredge Xr7620 Firmware<2.5.4
Dell Poweredge Xr7620
All of the following
Dell Poweredge Xe8640 Firmware<2.5.4
Dell Poweredge Xe8640
All of the following
Dell Poweredge Xe9640 Firmware<2.5.4
Dell Poweredge Xe9640
All of the following
Dell Poweredge T160 Firmware<2.0.0
Dell Poweredge T160
All of the following
Dell Poweredge T360 Firmware<2.0.0
Dell Poweredge T360
All of the following
Dell Poweredge R260 Firmware<2.0.0
Dell Poweredge R260
All of the following
Dell Poweredge R360 Firmware<2.0.0
Dell Poweredge R360
All of the following
Dell Poweredge R650 Firmware<1.16.2
Dell Poweredge R650
All of the following
Dell Poweredge R750 Firmware<1.16.2
Dell Poweredge R750
All of the following
Dell Poweredge R750xa Firmware<1.16.2
Dell Poweredge R750xa
All of the following
Dell Poweredge C6520 Firmware<1.16.2
Dell Poweredge C6520
All of the following
Dell Poweredge Mx750c Firmware<1.16.2
Dell Poweredge Mx750c
All of the following
Dell Poweredge R550 Firmware<1.16.2
Dell Poweredge R550
All of the following
Dell Poweredge R450 Firmware<1.16.2
Dell Poweredge R450
All of the following
Dell Poweredge R650xs Firmware<1.16.2
Dell Poweredge R650xs
All of the following
Dell Poweredge R750xs Firmware<1.16.2
Dell Poweredge R750xs
All of the following
Dell Poweredge T550 Firmware<1.16.2
Dell Poweredge T550
All of the following
Dell Poweredge Xr11 Firmware<1.16.2
Dell Poweredge Xr11
All of the following
Dell Poweredge Xr12 Firmware<1.16.2
Dell Poweredge Xr12
All of the following
Dell Poweredge Xr4510c Firmware<1.17.3
Dell Poweredge Xr4510c
All of the following
Dell Poweredge Xr4520c Firmware<1.17.3
Dell Poweredge Xr4520c
All of the following
Dell Poweredge T150 Firmware<1.11.1
Dell Poweredge T150
All of the following
Dell Poweredge T350 Firmware<1.11.1
Dell Poweredge T350
All of the following
Dell Poweredge R250 Firmware<1.11.1
Dell Poweredge R250
All of the following
Dell Poweredge R350 Firmware<1.11.1
Dell Poweredge R350
All of the following
Dell Poweredge R740 Firmware<2.23.0
Dell Poweredge R740
All of the following
Dell Poweredge R740xd Firmware<2.23.0
Dell Poweredge R740xd
All of the following
Dell Poweredge R640 Firmware<2.23.0
Dell PowerEdge R640
All of the following
Dell Poweredge R940 Firmware<2.23.0
Dell Poweredge R940
All of the following
Dell Poweredge R540 Firmware<2.23.0
Dell Poweredge R540
All of the following
Dell Poweredge R440 Firmware<2.23.0
Dell Poweredge R440
All of the following
Dell Poweredge T440 Firmware<2.23.0
Dell Poweredge T440
All of the following
Dell Poweredge Xr2 Firmware<2.23.0
Dell Poweredge Xr2
All of the following
Dell Poweredge R740xd2 Firmware<2.23.0
Dell Poweredge R740xd2
All of the following
Dell Poweredge R840 Firmware<2.23.0
Dell Poweredge R840
All of the following
Dell Poweredge R940xa Firmware<2.23.0
Dell Poweredge R940xa
All of the following
Dell Poweredge T640 Firmware<2.23.0
Dell Poweredge T640
All of the following
Dell Poweredge C6420 Firmware<2.23.0
Dell Poweredge C6420
All of the following
Dell Poweredge Fc640 Firmware<2.23.0
Dell Poweredge Fc640
All of the following
Dell Poweredge M640 Firmware<2.23.0
Dell Poweredge M640
All of the following
Dell Poweredge Mx740c Firmware<2.23.0
Dell Poweredge Mx740c
All of the following
Dell Poweredge Mx840c Firmware<2.23.0
Dell Poweredge Mx840c
All of the following
Dell Poweredge C4140 Firmware<2.23.0
Dell Poweredge C4140
All of the following
Dell Dss 8440 Firmware<2.23.0
Dell Dss 8440
All of the following
Dell Poweredge Xe2420 Firmware<2.23.0
Dell Poweredge Xe2420
All of the following
Dell Poweredge Xe7420 Firmware<2.23.0
Dell Poweredge Xe7420
All of the following
Dell Poweredge Xe7440 Firmware<2.23.0
Dell Poweredge Xe7440
All of the following
Dell Poweredge T140 Firmware<2.18.0
Dell Poweredge T140
All of the following
Dell Poweredge T340 Firmware<2.18.0
Dell Poweredge T340
All of the following
Dell Poweredge R240 Firmware<2.18.0
Dell Poweredge R240
All of the following
Dell Poweredge R340 Firmware<2.18.0
Dell Poweredge R340
All of the following
Dell Emc Storage Nx3240 Firmware<2.23.0
Dell Emc Storage Nx3240
All of the following
Dell Emc Storage Nx3340 Firmware<2.23.0
Dell Emc Storage Nx3340
All of the following
Dell Emc Nx440 Firmware<2.18.0
Dell Emc Nx440
All of the following
Dell Xc Core Xc660 Firmware<2.5.4
Dell Xc Core Xc660
All of the following
Dell Xc Core Xc760 Firmware<2.5.4
Dell Xc Core Xc760
All of the following
Dell Xc Core Xc660xs Firmware<2.5.4
Dell Xc Core Xc660xs
All of the following
Dell Xc Core Xc760xa Firmware<2.5.4
Dell Xc Core Xc760xa
All of the following
Dell Emc Xc Core Xc450 Firmware<1.16.2
Dell Emc Xc Core Xc450
All of the following
Dell Emc Xc Core Xc650 Firmware<1.16.2
Dell Emc Xc Core Xc650
All of the following
Dell Emc Xc Core Xc750 Firmware<1.16.2
Dell Emc Xc Core Xc750
All of the following
Dell Emc Xc Core Xc750xa Firmware<1.16.2
Dell Emc Xc Core Xc750xa
All of the following
Dell Emc Xc Core Xc6520 Firmware<1.16.2
Dell Emc Xc Core Xc6520
All of the following
Dell Emc Xc Core 6420 System Firmware<2.23.0
Dell Emc Xc Core 6420 System
All of the following
Dell Emc Xc Core Xc640 System Firmware<2.23.0
Dell Emc Xc Core Xc640 System
All of the following
Dell Emc Xc Core Xc740xd System Firmware<2.23.0
Dell Emc Xc Core Xc740xd System
All of the following
Dell Emc Xc Core Xc740xd2 Firmware<2.23.0
Dell Emc Xc Core Xc740xd2
All of the following
Dell Emc Xc Core Xc940 System Firmware<2.23.0
Dell Emc Xc Core Xc940 System
All of the following
Dell Emc Xc Core Xcxr2 Firmware<2.23.0
Dell Emc Xc Core Xcxr2
All of the following
Dell Poweredge R6615 Firmware<1.11.2
Dell Poweredge R6615
All of the following
Dell Poweredge R7615 Firmware<1.11.2
Dell Poweredge R7615
All of the following
Dell Poweredge R6625 Firmware<1.11.2
Dell Poweredge R6625
All of the following
Dell Poweredge R7625 Firmware<1.11.2
Dell Poweredge R7625
All of the following
Dell Poweredge C6615 Firmware<1.6.2
Dell Poweredge C6615
All of the following
Dell Poweredge R6515 Firmware<2.18.1
Dell Poweredge R6515
All of the following
Dell Poweredge R6525 Firmware<2.18.1
Dell Poweredge R6525
All of the following
Dell Poweredge R7515 Firmware<2.18.1
Dell Poweredge R7515
All of the following
Dell Poweredge R7525 Firmware<2.18.1
Dell Poweredge R7525
All of the following
Dell Poweredge C6525 Firmware<2.18.1
Dell Poweredge C6525
All of the following
Dell Poweredge Xe8545 Firmware<2.17.1
Dell Poweredge Xe8545
All of the following
Dell Emc Xc Core Xc7525 Firmware<2.18.1
Dell Emc Xc Core Xc7525
All of the following
Dell Xc Core Xc7625 Firmware<1.11.2
Dell Xc Core Xc7625
All of the following
Dell Poweredge R6415 Firmware<1.25.0
Dell Poweredge R6415
All of the following
Dell Poweredge R7415 Firmware<1.25.0
Dell Poweredge R7415
All of the following
Dell Poweredge R7425 Firmware<1.25.0
Dell Poweredge R7425
All of the following
Dell Idrac9 Firmware<7.00.00.181
Dell iDRAC9
All of the following
Dell Idrac9 Firmware<7.20.10.50
Dell iDRAC9

Event History

Sep 25, 2025
CVE Published
via MITRE·09:11 PM
Data Sourced
via MITRE·09:11 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:15 PM
DescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2025-26482?

CVE-2025-26482 is considered a high severity vulnerability due to the potential for information disclosure by a privileged remote attacker.

2

How do I fix CVE-2025-26482?

To fix CVE-2025-26482, you should update the Dell PowerEdge Server BIOS and Dell iDRAC9 to the latest version as provided by Dell.

3

What kind of information can be disclosed due to CVE-2025-26482?

CVE-2025-26482 could potentially allow an attacker to access sensitive information stored in the BIOS or iDRAC9 interfaces.

4

Who is affected by CVE-2025-26482?

CVE-2025-26482 affects all versions of Dell PowerEdge Server BIOS and Dell iDRAC9.

5

How can I prevent exploitation of CVE-2025-26482?

Preventing exploitation of CVE-2025-26482 involves ensuring that remote access is secured and that you apply the necessary updates from Dell promptly.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203