What is CVE-2026-88094?

CVE-2026-88094 is a high-severity vulnerability in Microsoft Azure-Storage-Blob-Batch, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 8.1/10. Published 2026-10-13.

How severe is CVE-2026-88094?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Microsoft Azure-Storage-Blob-Batch

CVE-2026-88094

Improper neutralization of special elements in output used by a downstream component ('injection') in Azure Storage Library allows an authorized attacker to elevate privileges over a network.

Published 2026-10-13 · last modified 2026-10-13.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.

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

Weakness classification (CWE)

CWE-74 — Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection)

References

Azure Storage Library Elevation of Privilege Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-88094?: CVE-2026-88094 is a high-severity vulnerability in Microsoft Azure-Storage-Blob-Batch, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 8.1/10. Published 2026-10-13.
How severe is CVE-2026-88094?: High severity. CVSS v3 base score is 8.1 out of 10.