CVE-2026-45205Apache Commons Configuration: StackOverflowError for YAML input with cycles
Updated under an hour ago ()
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It affects Apache Software Foundation Apache Commons Configuration and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 5.3 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- Weakness (CWE)
- CWE-674
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- apache
- NVD analysis
- Analyzed
- Record last updated
- May 14, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Apache Software Foundation Apache Commons Configuration apache_software_foundation:apache_commons_configuration (from the name) | from 2.2 before 2.15.0 | CNA record |
apache commons_configuration apache:commons_configuration | from 2.2 before 2.15.0 | NVD |
References
- https://github.com/apache/commons-configuration/pull/634patch, issue-tracking
- https://lists.apache.org/thread/q3q3j10ohcqhs6o0rg1v7kz6kk27vtkkvendor-advisory, mailing-list
- http://www.openwall.com/lists/oss-security/2026/05/14/5mailing-list, third-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.