What’s Vulnerable › Vulnerabilities

CVE-2025-23195: Apache Ambari: XML External Entity (XXE) Vulnerability in Ambari/Oozie

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-01-21 · updated 2026-06-17
• Weakness: CWE-611

Description

An XML External Entity (XXE) vulnerability exists in the Ambari/Oozie project, allowing an attacker to inject malicious XML entities. This vulnerability occurs due to insecure parsing of XML input using the `DocumentBuilderFactory` class without disabling external entity resolution. An attacker can exploit this vulnerability to read arbitrary files on the server or perform server-side request forgery (SSRF) attacks. The issue has been fixed in both Ambari 2.7.9 and the trunk branch.

Affected products

• Apache Software Foundation Apache Ambari: before 2.7.9 — fixed in 2.7.9

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache Ambari 2.7.9. Check the vendor advisory for mitigations.

References

• https://lists.apache.org/thread/hsb6mvxd7g37dq1ygtd0pd88gs9tfcwq
• http://www.openwall.com/lists/oss-security/2025/01/21/7

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