CVE-2026-45205

MEDIUM

Apache Commons Configuration: StackOverflowError for YAML input with cycles

Title source: cna
STIX 2.1

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.

References (3)

Core 3

Scores

CVSS v3 5.3
EPSS 0.0013
EPSS Percentile 31.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-674
Status published
Products (3)
apache/commons_configuration 2.2 - 2.15.0
Apache Software Foundation/Apache Commons Configuration 2.2 - 2.15.0
org.apache.commons/commons-configuration2 2.2 - 2.15.0Maven
Published May 14, 2026
Tracked Since May 14, 2026