What is CVE-2026-118742?

CVE-2026-118742 is a high-severity vulnerability in Microsoft Azure Front Door, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 8.6/10. Published 2026-11-10.

How severe is CVE-2026-118742?

High severity. CVSS v3 base score is 8.6 out of 10.

Vulnerability in Microsoft Azure Front Door

CVE-2026-118742

Incorrect permission assignment for critical resource in Azure Front Door (AFD) allows an unauthorized attacker to elevate privileges over a network.

Published 2026-11-10 · last modified 2026-11-10.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Microsoft Azure Front Door

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-118742 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-118742?: CVE-2026-118742 is a high-severity vulnerability in Microsoft Azure Front Door, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 8.6/10. Published 2026-11-10.
How severe is CVE-2026-118742?: High severity. CVSS v3 base score is 8.6 out of 10.