CVE-2026-45205

MediumCVSS 5.3/10Last modified Oct 26, 2026

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.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weakness enumeration

CWE-674

Affected software

Vendor	Product	Versions
Apache Software Foundation	Apache Commons Configuration	>= 2.2, < 2.15.0

References

https://github.com/apache/commons-configuration/pull/634Issue Tracking, Patch
https://lists.apache.org/thread/q3q3j10ohcqhs6o0rg1v7kz6kk27vtkkMailing List, Vendor Advisory
http://www.openwall.com/lists/oss-security/2026/05/14/5Mailing List, Third Party Advisory

Timeline

Published: May 14, 2026
Last modified: Oct 26, 2026
NVD status: Analyzed

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