Description
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.
Affected products
apache: commons configuration
References3
- lists.apache.org/thread/q3q3j10ohcqhs6o0rg1v7kz6kk27vtkk Mailing ListVendor Advisory
- github.com/apache/commons-configuration/pull/634 Issue TrackingPatch
- www.openwall.com/lists/oss-security/2026/05/14/5 Mailing ListThird Party Advisory
Metrics
- CVSS 3.1
-
5.3
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - EPSS — exploit probability
- 0% percentile: 41 · as of 14 November 2026
- CWE
- CWE-674
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