What’s Vulnerable › Vulnerabilities

CVE-2023-44483: Apache Santuario: Private Key disclosure in debug-log output

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-10-20 · updated 2026-06-17
• Weakness: CWE-532

Description

All versions of Apache Santuario - XML Security for Java prior to 2.2.6, 2.3.4, and 3.0.3, when using the JSR 105 API, are vulnerable to an issue where a private key may be disclosed in log files when generating an XML Signature and logging with debug level is enabled. Users are recommended to upgrade to version 2.2.6, 2.3.4, or 3.0.3, which fixes this issue.

Affected products

• Apache Software Foundation Apache Santuario: before 2.2.6; from 2.3.0 before 2.3.4; from 3.0.0 before 3.0.3 — fixed in 2.2.6, 2.3.4, 3.0.3

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache Santuario 2.2.6, 2.3.4, 3.0.3. Check the vendor advisory for mitigations.

References

• http://www.openwall.com/lists/oss-security/2023/10/20/5
• https://lists.apache.org/thread/vmqbp9mfxtrf0kmbnnmbn3h9j6dr9q55
• http://www.openwall.com/lists/oss-security/2023/10/20/5
• https://lists.apache.org/thread/vmqbp9mfxtrf0kmbnnmbn3h9j6dr9q55
• https://security.netapp.com/advisory/ntap-20241108-0002/

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