What is CVE-2023-36419?

CVE-2023-36419 is a high-severity vulnerability in Microsoft Azure Hdinsight, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 8.8/10. Published 2023-10-10.

How severe is CVE-2023-36419?

High severity. CVSS v3 base score is 8.8 out of 10.

XXE in Microsoft Azure Hdinsight

CVE-2023-36419

Azure HDInsight Apache Oozie Workflow Scheduler XXE Elevation of Privilege Vulnerability

Vulnerability class: XXE (XML External Entity)

Published 2023-10-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.018 (78.6th percentile), scored 2026-10-24.

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 78.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.018 · change: +0.001

Affected products

Microsoft Azure Hdinsight — versions 1.0
Microsoft Azure Hdinsight

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36419 (vendor-advisory, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-36419?: CVE-2023-36419 is a high-severity vulnerability in Microsoft Azure Hdinsight, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 8.8/10. Published 2023-10-10.
How severe is CVE-2023-36419?: High severity. CVSS v3 base score is 8.8 out of 10.