CVE-2026-45205
Apache Commons Configuration: StackOverflowError for YAML input with cycles
At a glance
- Severity
- MEDIUM 5.3
- EPSS
- EPSS 0.47 % · percentile 40 (2026-10-27)
- State
- PUBLISHED
- Published
- Updated
- Assigner
- apache
- NVD status
- Analyzed
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.
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L | CISA-ADP |
| CVSS 3.1 | MEDIUM 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L | NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
Weaknesses (CWE)
Advisories
- GHSA-337m-mw94-2v6g — Apache Commons Configuration: StackOverflowError for YAML input with cycles
European references
- ENISA EUVD · EUVD-2026-30267
- GCVE · GCVE-0-2026-45205
CERT-FR advisories
- CERTFR-2026-AVI-1378 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
- CERTFR-2026-AVI-1336 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
- CERTFR-2026-AVI-1206 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
- CERTFR-2026-AVI-1165 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
- CERTFR-2026-AVI-0991 — Multiples vulnérabilités dans VMware Tanzu Greenplum · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:apache:commons_configuration:*:*:*:*:*:*:*:*≥ 2.2 < 2.15.0
Affected products
| Product | Versions |
|---|---|
| Apache Software Foundation · Apache Commons Configuration | affected 2.2 < 2.15.0 |
References
- https://github.com/apache/commons-configuration/pull/634
- https://lists.apache.org/thread/q3q3j10ohcqhs6o0rg1v7kz6kk27vtkk
- http://www.openwall.com/lists/oss-security/2026/05/14/5
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |