CVE-2026-45205 PUBLISHED

Apache Commons Configuration: StackOverflowError for YAML input with cycles

Assigner: apache
Reserved: 11.05.2026 Published: 14.05.2026 Updated: 14.05.2026

Uncontrolled Recursion vulnerability in Apache Commons.

When processing an untrusted configuration file, Commons Configuration will throw a StackOverflowError for YAML input with cycles. This issue affects Apache Commons: from 2.2 before 2.15.0.

Users are recommended to upgrade to version 2.15.0, which fixes the issue.

Product Status

Vendor Apache Software Foundation
Product Apache Commons Configuration
Versions Default: unaffected
  • affected from 2.2 to 2.15.0 (excl.)

Credits

  • Erichen, Institute of Computing Technology, Chinese Academy of Sciences reporter

References

Problem Types

  • CWE-674 Uncontrolled Recursion CWE