What is CVE-2026-23651?

CVE-2026-23651 is a medium-severity vulnerability in Microsoft Aci Confidential Containers, classified under CWE-625. CVSS score: 6.7/10. Published 2026-03-05.

How severe is CVE-2026-23651?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Vulnerability in Microsoft Aci Confidential Containers

CVE-2026-23651

Permissive regular expression in Azure Compute Gallery allows an authorized attacker to elevate privileges locally.

EPSS: 0.000 (11.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C.

Affected products

Microsoft Aci Confidential Containers

Weakness classification (CWE)

CWE-625

References

Microsoft ACI Confidential Containers Elevation of Privilege Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-23651?: CVE-2026-23651 is a medium-severity vulnerability in Microsoft Aci Confidential Containers, classified under CWE-625. CVSS score: 6.7/10. Published 2026-03-05.
How severe is CVE-2026-23651?: Medium severity. CVSS v3 base score is 6.7 out of 10.