CVE-2026-23856 — HIGH (7.8)

Vulnerability Description

Dell iDRAC Service Module (iSM) for Windows, versions prior to 6.0.3.1, and Dell iDRAC Service Module (iSM) for Linux, versions prior to 5.4.1.1, contain an Improper Access Control vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of privileges.

CVSS Score

7.8

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-284

References

https://www.dell.com/support/kbdoc/en-us/000426282/dsa-2026-077-security-update-

FAQ

What is CVE-2026-23856?

CVE-2026-23856 is a vulnerability with a CVSS score of 7.8 (HIGH). Dell iDRAC Service Module (iSM) for Windows, versions prior to 6.0.3.1, and Dell iDRAC Service Module (iSM) for Linux, versions prior to 5.4.1.1, contain an Improper Access Control vulnerability. A lo...

How severe is CVE-2026-23856?

CVE-2026-23856 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-23856?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.