What is CVE-2026-23856?

CVE-2026-23856 is a high-severity vulnerability in Dell Idrac Service Module, classified under Improper Access Control. CVSS score: 7.8/10. Published 2026-02-12.

How severe is CVE-2026-23856?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Dell Idrac Service Module

CVE-2026-23856

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…

EPSS: 0.001 (0.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Dell Idrac Service Module — versions N/A
Dell Idrac Service Module For Linux — versions N/A

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

security_alert@emc.com (vendor-advisory)

Frequently asked questions

What is CVE-2026-23856?: CVE-2026-23856 is a high-severity vulnerability in Dell Idrac Service Module, classified under Improper Access Control. CVSS score: 7.8/10. Published 2026-02-12.
How severe is CVE-2026-23856?: High severity. CVSS v3 base score is 7.8 out of 10.