What is CVE-2026-33833?

CVE-2026-33833 is a high-severity vulnerability in Microsoft Azure Machine Learning, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 8.2/10. Published 2026-05-12.

How severe is CVE-2026-33833?

High severity. CVSS v3 base score is 8.2 out of 10.

Vulnerability in Microsoft Azure Machine Learning

CVE-2026-33833

Improper neutralization of special elements in output used by a downstream component ('injection') in Azure Machine Learning allows an unauthorized attacker to perform spoofing over a network.

EPSS: 0.001 (16.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N.

Affected products

Microsoft Azure Machine Learning — versions 3.0.0

Weakness classification (CWE)

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

References

Azure Machine Learning Notebook Spoofing Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-33833?: CVE-2026-33833 is a high-severity vulnerability in Microsoft Azure Machine Learning, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 8.2/10. Published 2026-05-12.
How severe is CVE-2026-33833?: High severity. CVSS v3 base score is 8.2 out of 10.